34640448 has 28 divisors (see below), whose sum is σ = 91653360. Its totient is φ = 11546752.

The previous prime is 34640447. The next prime is 34640467. The reversal of 34640448 is 84404643.

It is not an unprimeable number, because it can be changed into a prime (34640447) 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, 90018 + ... + 90401.

Almost surely, 2^34640448 is an apocalyptic number.

It is an amenable number.

34640448 is an abundant number, since it is smaller than the sum of its proper divisors (57012912).

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

34640448 is a wasteful number, since it uses less digits than its factorization.

34640448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180434 (or 180424 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

The square root of 34640448 is about 5885.6136468511. The cubic root of 34640448 is about 325.9826605755.

The spelling of 34640448 in words is "thirty-four million, six hundred forty thousand, four hundred forty-eight".