65564002 has 32 divisors (see below), whose sum is σ = 121927680. Its totient is φ = 25797120.

The previous prime is 65563991. The next prime is 65564011. The reversal of 65564002 is 20046556.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6399 + ... + 13117.

It is an arithmetic number, because the mean of its divisors is an integer number (3810240).

Almost surely, 2^65564002 is an apocalyptic number.

65564002 is a deficient number, since it is larger than the sum of its proper divisors (56363678).

65564002 is a wasteful number, since it uses less digits than its factorization.

65564002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6786.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 65564002 is about 8097.1601194493. The cubic root of 65564002 is about 403.2321501682.

The spelling of 65564002 in words is "sixty-five million, five hundred sixty-four thousand, two".