99503424 has 112 divisors (see below), whose sum is σ = 296265600. Its totient is φ = 32744448.

The previous prime is 99503401. The next prime is 99503479. The reversal of 99503424 is 42430599.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 153469 + ... + 154115.

Almost surely, 2^99503424 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 99503424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148132800).

99503424 is an abundant number, since it is smaller than the sum of its proper divisors (196762176).

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

99503424 is a wasteful number, since it uses less digits than its factorization.

99503424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757 (or 741 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 99503424 is about 9975.1402997652. The cubic root of 99503424 is about 463.3893075703.

The spelling of 99503424 in words is "ninety-nine million, five hundred three thousand, four hundred twenty-four".