99552915 has 128 divisors (see below), whose sum is σ = 225699840. Its totient is φ = 40435200.

The previous prime is 99552889. The next prime is 99552917. The reversal of 99552915 is 51925599.

99552915 is a `hidden beast` number, since 9 + 9 + 552 + 91 + 5 = 666.

It is not a de Polignac number, because 99552915 - 2¹⁴ = 99536531 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

Its product of digits (182250) is a multiple of the sum of its prime factors (250).

It is not an unprimeable number, because it can be changed into a prime (99552917) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 634017 + ... + 634173.

It is an arithmetic number, because the mean of its divisors is an integer number (1763280).

Almost surely, 2^99552915 is an apocalyptic number.

99552915 is an abundant number, since it is smaller than the sum of its proper divisors (126146925).

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

99552915 is a wasteful number, since it uses less digits than its factorization.

99552915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250 (or 244 counting only the distinct ones).

The product of its digits is 182250, while the sum is 45.

The square root of 99552915 is about 9977.6207083653. The cubic root of 99552915 is about 463.4661216742.

The spelling of 99552915 in words is "ninety-nine million, five hundred fifty-two thousand, nine hundred fifteen".