75134872 has 16 divisors (see below), whose sum is σ = 142981560. Its totient is φ = 37006464.

The previous prime is 75134863. The next prime is 75134881. The reversal of 75134872 is 27843157.

It is an interprime number because it is at equal distance from previous prime (75134863) and next prime (75134881).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69553 + ... + 70624.

Almost surely, 2^75134872 is an apocalyptic number.

It is an amenable number.

75134872 is a deficient number, since it is larger than the sum of its proper divisors (67846688).

75134872 is a wasteful number, since it uses less digits than its factorization.

75134872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140250 (or 140246 counting only the distinct ones).

The product of its digits is 47040, while the sum is 37.

The square root of 75134872 is about 8668.0373787842. The cubic root of 75134872 is about 421.9689711618.

The spelling of 75134872 in words is "seventy-five million, one hundred thirty-four thousand, eight hundred seventy-two".