99715560 has 64 divisors (see below), whose sum is σ = 341884800. Its totient is φ = 22791936.

The previous prime is 99715537. The next prime is 99715579. The reversal of 99715560 is 6551799.

It is a super-2 number, since 2×99715560² = 19886385812227200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58515 + ... + 60194.

It is an arithmetic number, because the mean of its divisors is an integer number (5341950).

Almost surely, 2^99715560 is an apocalyptic number.

It is an amenable number.

99715560 is an abundant number, since it is smaller than the sum of its proper divisors (242169240).

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

99715560 is a wasteful number, since it uses less digits than its factorization.

99715560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118730 (or 118726 counting only the distinct ones).

The product of its (nonzero) digits is 85050, while the sum is 42.

The square root of 99715560 is about 9985.7678723271. The cubic root of 99715560 is about 463.7183809326.

The spelling of 99715560 in words is "ninety-nine million, seven hundred fifteen thousand, five hundred sixty".