99858412 has 12 divisors (see below), whose sum is σ = 179475520. Its totient is φ = 48579696.

The previous prime is 99858377. The next prime is 99858419. The reversal of 99858412 is 21485899.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (99858419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337212 + ... + 337507.

Almost surely, 2^99858412 is an apocalyptic number.

It is an amenable number.

99858412 is a deficient number, since it is larger than the sum of its proper divisors (79617108).

99858412 is a wasteful number, since it uses less digits than its factorization.

99858412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674760 (or 674758 counting only the distinct ones).

The product of its digits is 207360, while the sum is 46.

The square root of 99858412 is about 9992.9180923292. The cubic root of 99858412 is about 463.9397154636.

The spelling of 99858412 in words is "ninety-nine million, eight hundred fifty-eight thousand, four hundred twelve".