99860862 has 32 divisors (see below), whose sum is σ = 208281600. Its totient is φ = 31879008.

The previous prime is 99860801. The next prime is 99860879. The reversal of 99860862 is 26806899.

It is a congruent number.

It is an unprimeable number.

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, 19839 + ... + 24357.

It is an arithmetic number, because the mean of its divisors is an integer number (6508800).

Almost surely, 2^99860862 is an apocalyptic number.

99860862 is an abundant number, since it is smaller than the sum of its proper divisors (108420738).

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

99860862 is a wasteful number, since it uses less digits than its factorization.

99860862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4680.

The product of its (nonzero) digits is 373248, while the sum is 48.

The square root of 99860862 is about 9993.0406783921. The cubic root of 99860862 is about 463.9435096458.

The spelling of 99860862 in words is "ninety-nine million, eight hundred sixty thousand, eight hundred sixty-two".