99423936 has 98 divisors (see below), whose sum is σ = 295945052. Its totient is φ = 33125760.

The previous prime is 99423923. The next prime is 99423953. The reversal of 99423936 is 63932499.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 99423891 and 99423900.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 45591 + ... + 47721.

Almost surely, 2^99423936 is an apocalyptic number.

99423936 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99423936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147972526).

99423936 is an abundant number, since it is smaller than the sum of its proper divisors (196521116).

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

99423936 is an equidigital number, since it uses as much as digits as its factorization.

99423936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2161 (or 2136 counting only the distinct ones).

The product of its digits is 314928, while the sum is 45.

The square root of 99423936 is about 9971.1551988724. The cubic root of 99423936 is about 463.2658823307.

The spelling of 99423936 in words is "ninety-nine million, four hundred twenty-three thousand, nine hundred thirty-six".