99858370 has 32 divisors (see below), whose sum is σ = 186520320. Its totient is φ = 38463360.

The previous prime is 99858349. The next prime is 99858371. The reversal of 99858370 is 7385899.

It is not an unprimeable number, because it can be changed into a prime (99858371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30849 + ... + 33931.

It is an arithmetic number, because the mean of its divisors is an integer number (5828760).

Almost surely, 2^99858370 is an apocalyptic number.

99858370 is a deficient number, since it is larger than the sum of its proper divisors (86661950).

99858370 is a wasteful number, since it uses less digits than its factorization.

99858370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3210.

The product of its (nonzero) digits is 544320, while the sum is 49.

The square root of 99858370 is about 9992.9159908407. The cubic root of 99858370 is about 463.9396504200.

The spelling of 99858370 in words is "ninety-nine million, eight hundred fifty-eight thousand, three hundred seventy".