99886072 has 32 divisors (see below), whose sum is σ = 220031280. Its totient is φ = 41909760.

The previous prime is 99886049. The next prime is 99886081. The reversal of 99886072 is 27068899.

It is a happy number.

It is a congruent number.

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, 42513 + ... + 44800.

Almost surely, 2^99886072 is an apocalyptic number.

It is an amenable number.

99886072 is an abundant number, since it is smaller than the sum of its proper divisors (120145208).

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

99886072 is a wasteful number, since it uses less digits than its factorization.

99886072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87343 (or 87339 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 49.

The square root of 99886072 is about 9994.3019766265. The cubic root of 99886072 is about 463.9825474014.

The spelling of 99886072 in words is "ninety-nine million, eight hundred eighty-six thousand, seventy-two".