64333616 has 20 divisors (see below), whose sum is σ = 125202552. Its totient is φ = 32023296.

The previous prime is 64333609. The next prime is 64333631. The reversal of 64333616 is 61633346.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5225 + ... + 12488.

Almost surely, 2^64333616 is an apocalyptic number.

It is an amenable number.

64333616 is a deficient number, since it is larger than the sum of its proper divisors (60868936).

64333616 is a wasteful number, since it uses less digits than its factorization.

64333616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17948 (or 17942 counting only the distinct ones).

The product of its digits is 23328, while the sum is 32.

The square root of 64333616 is about 8020.8238978299. The cubic root of 64333616 is about 400.6938291403.

The spelling of 64333616 in words is "sixty-four million, three hundred thirty-three thousand, six hundred sixteen".