75981712 has 20 divisors (see below), whose sum is σ = 147669616. Its totient is φ = 37873440.

The previous prime is 75981679. The next prime is 75981727. The reversal of 75981712 is 21718957.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1878 + ... + 12469.

Almost surely, 2^75981712 is an apocalyptic number.

It is an amenable number.

75981712 is a deficient number, since it is larger than the sum of its proper divisors (71687904).

75981712 is a wasteful number, since it uses less digits than its factorization.

75981712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14686 (or 14680 counting only the distinct ones).

The product of its digits is 35280, while the sum is 40.

The square root of 75981712 is about 8716.7489352396. The cubic root of 75981712 is about 423.5483799360.

The spelling of 75981712 in words is "seventy-five million, nine hundred eighty-one thousand, seven hundred twelve".