75923812 has 6 divisors (see below), whose sum is σ = 132866678. Its totient is φ = 37961904.

The previous prime is 75923807. The next prime is 75923843. The reversal of 75923812 is 21832957.

It can be written as a sum of positive squares in only one way, i.e., 59228416 + 16695396 = 7696^2 + 4086^2 .

It is a super-2 number, since 2×75923812² = 11528850457222688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9490473 + ... + 9490480.

Almost surely, 2^75923812 is an apocalyptic number.

It is an amenable number.

75923812 is a deficient number, since it is larger than the sum of its proper divisors (56942866).

75923812 is a wasteful number, since it uses less digits than its factorization.

75923812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18980957 (or 18980955 counting only the distinct ones).

The product of its digits is 30240, while the sum is 37.

The square root of 75923812 is about 8713.4271099264. The cubic root of 75923812 is about 423.4407677122.

The spelling of 75923812 in words is "seventy-five million, nine hundred twenty-three thousand, eight hundred twelve".