75640116 has 24 divisors (see below), whose sum is σ = 179825184. Its totient is φ = 24737440.

The previous prime is 75640087. The next prime is 75640127. The reversal of 75640116 is 61104657.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58830 + ... + 60101.

It is an arithmetic number, because the mean of its divisors is an integer number (7492716).

Almost surely, 2^75640116 is an apocalyptic number.

It is an amenable number.

75640116 is an abundant number, since it is smaller than the sum of its proper divisors (104185068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75640116 is a wasteful number, since it uses less digits than its factorization.

75640116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118991 (or 118989 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 75640116 is about 8697.1326309307. The cubic root of 75640116 is about 422.9127015550.

The spelling of 75640116 in words is "seventy-five million, six hundred forty thousand, one hundred sixteen".