99750579 has 8 divisors (see below), whose sum is σ = 133066752. Its totient is φ = 66467400.

The previous prime is 99750571. The next prime is 99750593. The reversal of 99750579 is 97505799.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 99750579 - 2³ = 99750571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99750571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19 + ... + 14124.

It is an arithmetic number, because the mean of its divisors is an integer number (16633344).

Almost surely, 2^99750579 is an apocalyptic number.

99750579 is a deficient number, since it is larger than the sum of its proper divisors (33316173).

99750579 is a wasteful number, since it uses less digits than its factorization.

99750579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16497.

The product of its (nonzero) digits is 893025, while the sum is 51.

The square root of 99750579 is about 9987.5211639325. The cubic root of 99750579 is about 463.7726588319.

The spelling of 99750579 in words is "ninety-nine million, seven hundred fifty thousand, five hundred seventy-nine".