75500384 has 24 divisors (see below), whose sum is σ = 149304960. Its totient is φ = 37581696.

The previous prime is 75500363. The next prime is 75500419. The reversal of 75500384 is 48300557.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 75500384.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2177 + ... + 12479.

It is an arithmetic number, because the mean of its divisors is an integer number (6221040).

Almost surely, 2^75500384 is an apocalyptic number.

It is an amenable number.

75500384 is a deficient number, since it is larger than the sum of its proper divisors (73804576).

75500384 is a wasteful number, since it uses less digits than its factorization.

75500384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10542 (or 10534 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 75500384 is about 8689.0956951803. The cubic root of 75500384 is about 422.6521217329.

The spelling of 75500384 in words is "seventy-five million, five hundred thousand, three hundred eighty-four".