75929144 has 16 divisors (see below), whose sum is σ = 142666800. Its totient is φ = 37884672.

The previous prime is 75929131. The next prime is 75929159. The reversal of 75929144 is 44192957.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5849 + ... + 13640.

It is an arithmetic number, because the mean of its divisors is an integer number (8916675).

Almost surely, 2^75929144 is an apocalyptic number.

It is an amenable number.

75929144 is a deficient number, since it is larger than the sum of its proper divisors (66737656).

75929144 is a wasteful number, since it uses less digits than its factorization.

75929144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19982 (or 19978 counting only the distinct ones).

The product of its digits is 90720, while the sum is 41.

The square root of 75929144 is about 8713.7330691271. The cubic root of 75929144 is about 423.4506799881.

The spelling of 75929144 in words is "seventy-five million, nine hundred twenty-nine thousand, one hundred forty-four".