99553896 has 192 divisors, whose sum is σ = 310302720. Its totient is φ = 28615680.

The previous prime is 99553889. The next prime is 99553907. The reversal of 99553896 is 69835599.

99553896 is a `hidden beast` number, since 9 + 9 + 553 + 89 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1363716 + ... + 1363788.

It is an arithmetic number, because the mean of its divisors is an integer number (1616160).

Almost surely, 2^99553896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99553896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155151360).

99553896 is an abundant number, since it is smaller than the sum of its proper divisors (210748824).

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

99553896 is a wasteful number, since it uses less digits than its factorization.

99553896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176 (or 169 counting only the distinct ones).

The product of its digits is 2624400, while the sum is 54.

The square root of 99553896 is about 9977.6698682608. The cubic root of 99553896 is about 463.4676440095.

The spelling of 99553896 in words is "ninety-nine million, five hundred fifty-three thousand, eight hundred ninety-six".