99225408 has 56 divisors (see below), whose sum is σ = 263347200. Its totient is φ = 32972800.

The previous prime is 99225403. The next prime is 99225409. The reversal of 99225408 is 80452299.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99225403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85633 + ... + 86783.

Almost surely, 2^99225408 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 99225408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131673600).

99225408 is an abundant number, since it is smaller than the sum of its proper divisors (164121792).

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

99225408 is a wasteful number, since it uses less digits than its factorization.

99225408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615 (or 1605 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 99225408 is about 9961.1951090218. The cubic root of 99225408 is about 462.9573297617.

The spelling of 99225408 in words is "ninety-nine million, two hundred twenty-five thousand, four hundred eight".