65475612 has 36 divisors (see below), whose sum is σ = 166822656. Its totient is φ = 21651840.

The previous prime is 65475593. The next prime is 65475623. The reversal of 65475612 is 21657456.

It is a happy number.

65475612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2589 + ... + 11732.

Almost surely, 2^65475612 is an apocalyptic number.

It is an amenable number.

65475612 is an abundant number, since it is smaller than the sum of its proper divisors (101347044).

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

65475612 is a wasteful number, since it uses less digits than its factorization.

65475612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14458 (or 14453 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 65475612 is about 8091.7001921722. The cubic root of 65475612 is about 403.0508630928.

The spelling of 65475612 in words is "sixty-five million, four hundred seventy-five thousand, six hundred twelve".