90224880 has 160 divisors (see below), whose sum is σ = 294647808. Its totient is φ = 22809600.

The previous prime is 90224851. The next prime is 90224903. The reversal of 90224880 is 8842209.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 498390 + ... + 498570.

Almost surely, 2^90224880 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 90224880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147323904).

90224880 is an abundant number, since it is smaller than the sum of its proper divisors (204422928).

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

90224880 is a wasteful number, since it uses less digits than its factorization.

90224880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295 (or 289 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 90224880 is about 9498.6778027260. The cubic root of 90224880 is about 448.5134154317.

The spelling of 90224880 in words is "ninety million, two hundred twenty-four thousand, eight hundred eighty".