75172396 has 24 divisors (see below), whose sum is σ = 146244224. Its totient is φ = 33575040.

The previous prime is 75172367. The next prime is 75172397. The reversal of 75172396 is 69327157.

It is not an unprimeable number, because it can be changed into a prime (75172397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21705 + ... + 24928.

Almost surely, 2^75172396 is an apocalyptic number.

It is an amenable number.

75172396 is a deficient number, since it is larger than the sum of its proper divisors (71071828).

75172396 is a wasteful number, since it uses less digits than its factorization.

75172396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46681 (or 46679 counting only the distinct ones).

The product of its digits is 79380, while the sum is 40.

The square root of 75172396 is about 8670.2016124194. The cubic root of 75172396 is about 422.0392063182.

The spelling of 75172396 in words is "seventy-five million, one hundred seventy-two thousand, three hundred ninety-six".