99442504 has 48 divisors (see below), whose sum is σ = 224942400. Its totient is φ = 40366944.

The previous prime is 99442481. The next prime is 99442517. The reversal of 99442504 is 40524499.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17757 + ... + 22675.

It is an arithmetic number, because the mean of its divisors is an integer number (4686300).

Almost surely, 2^99442504 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 99442504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112471200).

99442504 is an abundant number, since it is smaller than the sum of its proper divisors (125499896).

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

99442504 is a wasteful number, since it uses less digits than its factorization.

99442504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4970 (or 4947 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 99442504 is about 9972.0862411032. The cubic root of 99442504 is about 463.2947197375.

The spelling of 99442504 in words is "ninety-nine million, four hundred forty-two thousand, five hundred four".