75020616 has 48 divisors (see below), whose sum is σ = 221654160. Its totient is φ = 22733280.

The previous prime is 75020591. The next prime is 75020623. The reversal of 75020616 is 61602057.

It is a self number, because there is not a number n which added to its sum of digits gives 75020616.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46570 + ... + 48153.

It is an arithmetic number, because the mean of its divisors is an integer number (4617795).

Almost surely, 2^75020616 is an apocalyptic number.

It is an amenable number.

75020616 is an abundant number, since it is smaller than the sum of its proper divisors (146633544).

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

75020616 is a wasteful number, since it uses less digits than its factorization.

75020616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94746 (or 94739 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 75020616 is about 8661.4442213756. Note that the first 3 decimals coincide. The cubic root of 75020616 is about 421.7549695728.

The spelling of 75020616 in words is "seventy-five million, twenty thousand, six hundred sixteen".