99692404 has 48 divisors (see below), whose sum is σ = 210681856. Its totient is φ = 40370400.

The previous prime is 99692389. The next prime is 99692407. The reversal of 99692404 is 40429699.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99692407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35989 + ... + 38659.

Almost surely, 2^99692404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99692404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105340928).

99692404 is an abundant number, since it is smaller than the sum of its proper divisors (110989452).

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

99692404 is a wasteful number, since it uses less digits than its factorization.

99692404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2756 (or 2754 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 99692404 is about 9984.6083548630. The cubic root of 99692404 is about 463.6824831780.

The spelling of 99692404 in words is "ninety-nine million, six hundred ninety-two thousand, four hundred four".