99889136 has 10 divisors (see below), whose sum is σ = 193535232. Its totient is φ = 49944560.

The previous prime is 99889121. The next prime is 99889151. The reversal of 99889136 is 63198899.

It is an interprime number because it is at equal distance from previous prime (99889121) and next prime (99889151).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3121520 + ... + 3121551.

Almost surely, 2^99889136 is an apocalyptic number.

It is an amenable number.

99889136 is a deficient number, since it is larger than the sum of its proper divisors (93646096).

99889136 is a wasteful number, since it uses less digits than its factorization.

99889136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6243079 (or 6243073 counting only the distinct ones).

The product of its digits is 839808, while the sum is 53.

The square root of 99889136 is about 9994.4552627945. The cubic root of 99889136 is about 463.9872915663.

The spelling of 99889136 in words is "ninety-nine million, eight hundred eighty-nine thousand, one hundred thirty-six".