99446544 has 60 divisors (see below), whose sum is σ = 279380556. Its totient is φ = 33021696.

The previous prime is 99446509. The next prime is 99446563. The reversal of 99446544 is 44564499.

It can be written as a sum of positive squares in 2 ways, for example, as 59907600 + 39538944 = 7740^2 + 6288^2 .

It is a super-2 number, since 2×99446544² = 19779230227087872, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 99446544.

It is a congruent 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, 41014 + ... + 43370.

Almost surely, 2^99446544 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 99446544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139690278).

99446544 is an abundant number, since it is smaller than the sum of its proper divisors (179934012).

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

99446544 is a wasteful number, since it uses less digits than its factorization.

99446544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2664 (or 2655 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 99446544 is about 9972.2888044821. The cubic root of 99446544 is about 463.3009936655.

The spelling of 99446544 in words is "ninety-nine million, four hundred forty-six thousand, five hundred forty-four".