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34232420 = 2251711621
BaseRepresentation
bin1000001010010…
…1100001100100
32101102012001102
42002211201210
532230414140
63221415232
7563653655
oct202454144
971365042
1034232420
1118361362
12b56a518
137127591
14479152c
153012e15
hex20a5864

34232420 has 12 divisors (see below), whose sum is σ = 71888124. Its totient is φ = 13692960.

The previous prime is 34232413. The next prime is 34232423. The reversal of 34232420 is 2423243.

It can be written as a sum of positive squares in 2 ways, for example, as 23116864 + 11115556 = 4808^2 + 3334^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 1711621 = 34232420 / (3 + 4 + 2 + 3 + 2 + 4 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 34232392 and 34232401.

It is not an unprimeable number, because it can be changed into a prime (34232423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 855791 + ... + 855830.

It is an arithmetic number, because the mean of its divisors is an integer number (5990677).

Almost surely, 234232420 is an apocalyptic number.

It is an amenable number.

34232420 is an abundant number, since it is smaller than the sum of its proper divisors (37655704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34232420 is a wasteful number, since it uses less digits than its factorization.

34232420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1711630 (or 1711628 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 34232420 is about 5850.8478018147. The cubic root of 34232420 is about 324.6976912720.

Adding to 34232420 its reverse (2423243), we get a palindrome (36655663).

The spelling of 34232420 in words is "thirty-four million, two hundred thirty-two thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 1711621 3423242 6846484 8558105 17116210 34232420