75980864 has 14 divisors (see below), whose sum is σ = 150774654. Its totient is φ = 37990400.

The previous prime is 75980833. The next prime is 75980873. The reversal of 75980864 is 46808957.

It can be written as a sum of positive squares in only one way, i.e., 56550400 + 19430464 = 7520^2 + 4408^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 593537 + ... + 593664.

Almost surely, 2^75980864 is an apocalyptic number.

It is an amenable number.

75980864 is a deficient number, since it is larger than the sum of its proper divisors (74793790).

75980864 is a wasteful number, since it uses less digits than its factorization.

75980864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1187213 (or 1187203 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 47.

The square root of 75980864 is about 8716.7002931155. The cubic root of 75980864 is about 423.5468042482.

The spelling of 75980864 in words is "seventy-five million, nine hundred eighty thousand, eight hundred sixty-four".