34522040 has 64 divisors (see below), whose sum is σ = 89510400. Its totient is φ = 11737728.

The previous prime is 34522001. The next prime is 34522043. The reversal of 34522040 is 4022543.

34522040 = 617² + 618² + ... + 696².

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34522043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38477 + ... + 39363.

It is an arithmetic number, because the mean of its divisors is an integer number (1398600).

Almost surely, 2^34522040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34522040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44755200).

34522040 is an abundant number, since it is smaller than the sum of its proper divisors (54988360).

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

34522040 is a wasteful number, since it uses less digits than its factorization.

34522040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044 (or 1040 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 34522040 is about 5875.5459320815. The cubic root of 34522040 is about 325.6108118604.

Adding to 34522040 its reverse (4022543), we get a palindrome (38544583).

The spelling of 34522040 in words is "thirty-four million, five hundred twenty-two thousand, forty".