99087556 has 12 divisors (see below), whose sum is σ = 173780992. Its totient is φ = 49435848.

The previous prime is 99087503. The next prime is 99087587. The reversal of 99087556 is 65578099.

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, 24900 + ... + 28603.

Almost surely, 2^99087556 is an apocalyptic number.

It is an amenable number.

99087556 is a deficient number, since it is larger than the sum of its proper divisors (74693436).

99087556 is a wasteful number, since it uses less digits than its factorization.

99087556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53970 (or 53968 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 49.

The square root of 99087556 is about 9954.2732532315. The cubic root of 99087556 is about 462.7428377534.

The spelling of 99087556 in words is "ninety-nine million, eighty-seven thousand, five hundred fifty-six".