75864044 has 6 divisors (see below), whose sum is σ = 132762084. Its totient is φ = 37932020.

The previous prime is 75864007. The next prime is 75864059. The reversal of 75864044 is 44046857.

It is a junction number, because it is equal to n+sod(n) for n = 75863989 and 75864007.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9483002 + ... + 9483009.

It is an arithmetic number, because the mean of its divisors is an integer number (22127014).

Almost surely, 2^75864044 is an apocalyptic number.

It is an amenable number.

75864044 is a deficient number, since it is larger than the sum of its proper divisors (56898040).

75864044 is a wasteful number, since it uses less digits than its factorization.

75864044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18966015 (or 18966013 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 38.

The square root of 75864044 is about 8709.9967853037. The cubic root of 75864044 is about 423.3296262446.

The spelling of 75864044 in words is "seventy-five million, eight hundred sixty-four thousand, forty-four".