99845854 has 8 divisors (see below), whose sum is σ = 154600128. Its totient is φ = 48312480.

The previous prime is 99845839. The next prime is 99845887. The reversal of 99845854 is 45854899.

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

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 3 ways as a sum of consecutive naturals, for example, 805147 + ... + 805270.

It is an arithmetic number, because the mean of its divisors is an integer number (19325016).

Almost surely, 2^99845854 is an apocalyptic number.

99845854 is a deficient number, since it is larger than the sum of its proper divisors (54754274).

99845854 is a wasteful number, since it uses less digits than its factorization.

99845854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610450.

The product of its digits is 2073600, while the sum is 52.

The square root of 99845854 is about 9992.2897275850. The cubic root of 99845854 is about 463.9202665957.

The spelling of 99845854 in words is "ninety-nine million, eight hundred forty-five thousand, eight hundred fifty-four".