34668520 has 16 divisors (see below), whose sum is σ = 78004260. Its totient is φ = 13867392.

The previous prime is 34668511. The next prime is 34668523. The reversal of 34668520 is 2586643.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 34175716 + 492804 = 5846^2 + 702^2 .

It is not an unprimeable number, because it can be changed into a prime (34668523) 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, 433317 + ... + 433396.

Almost surely, 2^34668520 is an apocalyptic number.

It is an amenable number.

34668520 is an abundant number, since it is smaller than the sum of its proper divisors (43335740).

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

34668520 is a wasteful number, since it uses less digits than its factorization.

34668520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866724 (or 866720 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 34668520 is about 5887.9979619562. The cubic root of 34668520 is about 326.0706936405.

The spelling of 34668520 in words is "thirty-four million, six hundred sixty-eight thousand, five hundred twenty".