99987848 has 32 divisors (see below), whose sum is σ = 193052160. Its totient is φ = 48520320.

The previous prime is 99987817. The next prime is 99987869. The reversal of 99987848 is 84878999.

It is a super-2 number, since 2×99987848² = 19995139495342208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72461 + ... + 73827.

It is an arithmetic number, because the mean of its divisors is an integer number (6032880).

Almost surely, 2^99987848 is an apocalyptic number.

It is an amenable number.

99987848 is a deficient number, since it is larger than the sum of its proper divisors (93064312).

99987848 is a wasteful number, since it uses less digits than its factorization.

99987848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1637 (or 1633 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 62.

The square root of 99987848 is about 9999.3923815400. The cubic root of 99987848 is about 464.1400810705.

The spelling of 99987848 in words is "ninety-nine million, nine hundred eighty-seven thousand, eight hundred forty-eight".