75865938 has 16 divisors (see below), whose sum is σ = 152414976. Its totient is φ = 25174800.

The previous prime is 75865927. The next prime is 75865963. The reversal of 75865938 is 83956857.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27013 + ... + 29688.

It is an arithmetic number, because the mean of its divisors is an integer number (9525936).

Almost surely, 2^75865938 is an apocalyptic number.

75865938 is an abundant number, since it is smaller than the sum of its proper divisors (76549038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75865938 is a wasteful number, since it uses less digits than its factorization.

75865938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56929.

The product of its digits is 1814400, while the sum is 51.

The square root of 75865938 is about 8710.1055102679. The cubic root of 75865938 is about 423.3331491240. Note that the first 3 decimals are identical.

The spelling of 75865938 in words is "seventy-five million, eight hundred sixty-five thousand, nine hundred thirty-eight".