99158810 has 8 divisors (see below), whose sum is σ = 178485876. Its totient is φ = 39663520.

The previous prime is 99158809. The next prime is 99158827. The reversal of 99158810 is 1885199.

It can be written as a sum of positive squares in 2 ways, for example, as 96569929 + 2588881 = 9827^2 + 1609^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×99158810² = 19664939201232200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4957931 + ... + 4957950.

Almost surely, 2^99158810 is an apocalyptic number.

99158810 is a deficient number, since it is larger than the sum of its proper divisors (79327066).

99158810 is a wasteful number, since it uses less digits than its factorization.

99158810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9915888.

The product of its (nonzero) digits is 25920, while the sum is 41.

The square root of 99158810 is about 9957.8516759389. The cubic root of 99158810 is about 462.8537308503.

The spelling of 99158810 in words is "ninety-nine million, one hundred fifty-eight thousand, eight hundred ten".