34657472 has 14 divisors (see below), whose sum is σ = 68773548. Its totient is φ = 17328704.

The previous prime is 34657457. The next prime is 34657477. The reversal of 34657472 is 27475643.

It is a super-2 number, since 2×34657472² = 2402280730861568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (34657477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270698 + ... + 270825.

Almost surely, 2^34657472 is an apocalyptic number.

34657472 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

34657472 is a deficient number, since it is larger than the sum of its proper divisors (34116076).

34657472 is an equidigital number, since it uses as much as digits as its factorization.

34657472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541535 (or 541525 counting only the distinct ones).

The product of its digits is 141120, while the sum is 38.

The square root of 34657472 is about 5887.0597075280. The cubic root of 34657472 is about 326.0360530716.

The spelling of 34657472 in words is "thirty-four million, six hundred fifty-seven thousand, four hundred seventy-two".