75115492 has 12 divisors (see below), whose sum is σ = 131798016. Its totient is φ = 37458920.

The previous prime is 75115489. The next prime is 75115499. The reversal of 75115492 is 29451157.

It is not an unprimeable number, because it can be changed into a prime (75115499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22984 + ... + 26047.

It is an arithmetic number, because the mean of its divisors is an integer number (10983168).

Almost surely, 2^75115492 is an apocalyptic number.

It is an amenable number.

75115492 is a deficient number, since it is larger than the sum of its proper divisors (56682524).

75115492 is a wasteful number, since it uses less digits than its factorization.

75115492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49418 (or 49416 counting only the distinct ones).

The product of its digits is 12600, while the sum is 34.

The square root of 75115492 is about 8666.9194065712. The cubic root of 75115492 is about 421.9326876907.

The spelling of 75115492 in words is "seventy-five million, one hundred fifteen thousand, four hundred ninety-two".