99680562 has 24 divisors (see below), whose sum is σ = 222942720. Its totient is φ = 32154840.

The previous prime is 99680557. The next prime is 99680573. The reversal of 99680562 is 26508699.

99680562 is a `hidden beast` number, since 9 + 9 + 6 + 80 + 562 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88762 + ... + 89877.

It is an arithmetic number, because the mean of its divisors is an integer number (9289280).

Almost surely, 2^99680562 is an apocalyptic number.

99680562 is an abundant number, since it is smaller than the sum of its proper divisors (123262158).

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

99680562 is a wasteful number, since it uses less digits than its factorization.

99680562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178678 (or 178675 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 99680562 is about 9984.0153245075. The cubic root of 99680562 is about 463.6641228844.

The spelling of 99680562 in words is "ninety-nine million, six hundred eighty thousand, five hundred sixty-two".