99937854 has 16 divisors (see below), whose sum is σ = 222084240. Its totient is φ = 33312600.

The previous prime is 99937847. The next prime is 99937861. The reversal of 99937854 is 45873999.

It is an interprime number because it is at equal distance from previous prime (99937847) and next prime (99937861).

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 1850701 = 99937854 / (9 + 9 + 9 + 3 + 7 + 8 + 5 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 99937854.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 925297 + ... + 925404.

It is an arithmetic number, because the mean of its divisors is an integer number (13880265).

Almost surely, 2^99937854 is an apocalyptic number.

99937854 is an abundant number, since it is smaller than the sum of its proper divisors (122146386).

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

99937854 is a wasteful number, since it uses less digits than its factorization.

99937854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1850712 (or 1850706 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 99937854 is about 9996.8922170843. The cubic root of 99937854 is about 464.0627113763.

The spelling of 99937854 in words is "ninety-nine million, nine hundred thirty-seven thousand, eight hundred fifty-four".