65075812 has 12 divisors (see below), whose sum is σ = 114989056. Its totient is φ = 32221800.

The previous prime is 65075807. The next prime is 65075819. The reversal of 65075812 is 21857056.

It is a super-2 number, since 2×65075812² = 8469722614918688, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (65075819) 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, 78564 + ... + 79387.

Almost surely, 2^65075812 is an apocalyptic number.

It is an amenable number.

65075812 is a deficient number, since it is larger than the sum of its proper divisors (49913244).

65075812 is a wasteful number, since it uses less digits than its factorization.

65075812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158058 (or 158056 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 65075812 is about 8066.9580388149. The cubic root of 65075812 is about 402.2288326950.

The spelling of 65075812 in words is "sixty-five million, seventy-five thousand, eight hundred twelve".