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4423241 = 19722453
BaseRepresentation
bin10000110111111001001001
322022201112202
4100313321021
52113020431
6234445545
752411514
oct20677111
98281482
104423241
112551279
1215938b5
13bbb404
14831d7b
155c58cb
hex437e49

4423241 has 4 divisors (see below), whose sum is σ = 4445892. Its totient is φ = 4400592.

The previous prime is 4423231. The next prime is 4423249. The reversal of 4423241 is 1423244.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2627641 + 1795600 = 1621^2 + 1340^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4423241 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4423249) 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, 11030 + ... + 11423.

It is an arithmetic number, because the mean of its divisors is an integer number (1111473).

Almost surely, 24423241 is an apocalyptic number.

It is an amenable number.

4423241 is a deficient number, since it is larger than the sum of its proper divisors (22651).

4423241 is a wasteful number, since it uses less digits than its factorization.

4423241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22650.

The product of its digits is 768, while the sum is 20.

The square root of 4423241 is about 2103.1502561634. The cubic root of 4423241 is about 164.1522604392.

Adding to 4423241 its reverse (1423244), we get a palindrome (5846485).

It can be divided in two parts, 4423 and 241, that added together give a palindrome (4664).

The spelling of 4423241 in words is "four million, four hundred twenty-three thousand, two hundred forty-one".

Divisors: 1 197 22453 4423241