64995634 has 24 divisors (see below), whose sum is σ = 107576784. Its totient is φ = 29429400.

The previous prime is 64995629. The next prime is 64995647. The reversal of 64995634 is 43659946.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 118549 + ... + 119095.

It is an arithmetic number, because the mean of its divisors is an integer number (4482366).

Almost surely, 2^64995634 is an apocalyptic number.

64995634 is a deficient number, since it is larger than the sum of its proper divisors (42581150).

64995634 is a wasteful number, since it uses less digits than its factorization.

64995634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062 (or 1051 counting only the distinct ones).

The product of its digits is 699840, while the sum is 46.

The square root of 64995634 is about 8061.9869759260. The cubic root of 64995634 is about 402.0635733555.

The spelling of 64995634 in words is "sixty-four million, nine hundred ninety-five thousand, six hundred thirty-four".