64059816 has 32 divisors (see below), whose sum is σ = 161418240. Its totient is φ = 21184128.

The previous prime is 64059799. The next prime is 64059817. The reversal of 64059816 is 61895046.

It is not an unprimeable number, because it can be changed into a prime (64059817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7461 + ... + 13556.

It is an arithmetic number, because the mean of its divisors is an integer number (5044320).

Almost surely, 2^64059816 is an apocalyptic number.

It is an amenable number.

64059816 is an abundant number, since it is smaller than the sum of its proper divisors (97358424).

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

64059816 is a wasteful number, since it uses less digits than its factorization.

64059816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21153 (or 21149 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 64059816 is about 8003.7376268841. The cubic root of 64059816 is about 400.1245778635.

The spelling of 64059816 in words is "sixty-four million, fifty-nine thousand, eight hundred sixteen".