99520052 has 12 divisors (see below), whose sum is σ = 175758660. Its totient is φ = 49303296.

The previous prime is 99520039. The next prime is 99520073. The reversal of 99520052 is 25002599.

It can be written as a sum of positive squares in 2 ways, for example, as 86007076 + 13512976 = 9274^2 + 3676^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113693 + ... + 114564.

It is an arithmetic number, because the mean of its divisors is an integer number (14646555).

Almost surely, 2^99520052 is an apocalyptic number.

It is an amenable number.

99520052 is a deficient number, since it is larger than the sum of its proper divisors (76238608).

99520052 is a wasteful number, since it uses less digits than its factorization.

99520052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228370 (or 228368 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 99520052 is about 9975.9737369342. The cubic root of 99520052 is about 463.4151184350.

The spelling of 99520052 in words is "ninety-nine million, five hundred twenty thousand, fifty-two".