99485220 has 48 divisors (see below), whose sum is σ = 279558720. Its totient is φ = 26434176.

The previous prime is 99485171. The next prime is 99485227. The reversal of 99485220 is 2258499.

It is not an unprimeable number, because it can be changed into a prime (99485227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14751 + ... + 20409.

It is an arithmetic number, because the mean of its divisors is an integer number (5824140).

Almost surely, 2^99485220 is an apocalyptic number.

It is an amenable number.

99485220 is an abundant number, since it is smaller than the sum of its proper divisors (180073500).

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

99485220 is a wasteful number, since it uses less digits than its factorization.

99485220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5964 (or 5962 counting only the distinct ones).

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

The square root of 99485220 is about 9974.2277896587. The cubic root of 99485220 is about 463.3610470573.

The spelling of 99485220 in words is "ninety-nine million, four hundred eighty-five thousand, two hundred twenty".