65915328 has 28 divisors (see below), whose sum is σ = 174401480. Its totient is φ = 21971712.

The previous prime is 65915323. The next prime is 65915371. The reversal of 65915328 is 82351956.

It is a super-3 number, since 3×65915328³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65915321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171463 + ... + 171846.

Almost surely, 2^65915328 is an apocalyptic number.

It is an amenable number.

65915328 is an abundant number, since it is smaller than the sum of its proper divisors (108486152).

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

65915328 is a wasteful number, since it uses less digits than its factorization.

65915328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343324 (or 343314 counting only the distinct ones).

The product of its digits is 64800, while the sum is 39.

The square root of 65915328 is about 8118.8255308265. The cubic root of 65915328 is about 403.9511099875.

The spelling of 65915328 in words is "sixty-five million, nine hundred fifteen thousand, three hundred twenty-eight".