34638456 has 32 divisors (see below), whose sum is σ = 87397200. Its totient is φ = 11439360.

The previous prime is 34638449. The next prime is 34638491. The reversal of 34638456 is 65483643.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4005 + ... + 9236.

Almost surely, 2^34638456 is an apocalyptic number.

It is an amenable number.

34638456 is an abundant number, since it is smaller than the sum of its proper divisors (52758744).

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

34638456 is a wasteful number, since it uses less digits than its factorization.

34638456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13359 (or 13355 counting only the distinct ones).

The product of its digits is 207360, while the sum is 39.

The square root of 34638456 is about 5885.4444182237. Note that the first 4 decimals coincide. The cubic root of 34638456 is about 325.9764119082.

The spelling of 34638456 in words is "thirty-four million, six hundred thirty-eight thousand, four hundred fifty-six".