75379312 has 20 divisors (see below), whose sum is σ = 146249320. Its totient is φ = 37637568.

The previous prime is 75379307. The next prime is 75379313. The reversal of 75379312 is 21397357.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75379313) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 10423 + ... + 16105.

It is an arithmetic number, because the mean of its divisors is an integer number (7312466).

Almost surely, 2^75379312 is an apocalyptic number.

It is an amenable number.

75379312 is a deficient number, since it is larger than the sum of its proper divisors (70870008).

75379312 is a wasteful number, since it uses less digits than its factorization.

75379312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6520 (or 6514 counting only the distinct ones).

The product of its digits is 39690, while the sum is 37.

The square root of 75379312 is about 8682.1260069179. The cubic root of 75379312 is about 422.4260799917.

The spelling of 75379312 in words is "seventy-five million, three hundred seventy-nine thousand, three hundred twelve".