75599975 has 12 divisors (see below), whose sum is σ = 102266520. Its totient is φ = 54981600.

The previous prime is 75599963. The next prime is 75599981. The reversal of 75599975 is 57999557.

It is not a de Polignac number, because 75599975 - 2⁶ = 75599911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75599975.

It is a congruent number.

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, 137180 + ... + 137729.

It is an arithmetic number, because the mean of its divisors is an integer number (8522210).

Almost surely, 2^75599975 is an apocalyptic number.

75599975 is a deficient number, since it is larger than the sum of its proper divisors (26666545).

75599975 is a wasteful number, since it uses less digits than its factorization.

75599975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274930 (or 274925 counting only the distinct ones).

The product of its digits is 4465125, while the sum is 56.

The square root of 75599975 is about 8694.8246100770. The cubic root of 75599975 is about 422.8378773148.

The spelling of 75599975 in words is "seventy-five million, five hundred ninety-nine thousand, nine hundred seventy-five".