75715612 has 12 divisors (see below), whose sum is σ = 151431280. Its totient is φ = 32449536.

The previous prime is 75715597. The next prime is 75715621. The reversal of 75715612 is 21651757.

It is a happy number.

75715612 is an admirable number.

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 a congruent number.

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, 1352037 + ... + 1352092.

Almost surely, 2^75715612 is an apocalyptic number.

It is an amenable number.

75715612 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

75715612 is a wasteful number, since it uses less digits than its factorization.

75715612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2704140 (or 2704138 counting only the distinct ones).

The product of its digits is 14700, while the sum is 34.

The square root of 75715612 is about 8701.4718295240. The cubic root of 75715612 is about 423.0533570802.

The spelling of 75715612 in words is "seventy-five million, seven hundred fifteen thousand, six hundred twelve".