226499520 has 112 divisors (see below), whose sum is σ = 774496800. Its totient is φ = 55750656.

The previous prime is 226499503. The next prime is 226499531. The reversal of 226499520 is 25994622.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3406 + ... + 21554.

It is an arithmetic number, because the mean of its divisors is an integer number (6915150).

Almost surely, 2^226499520 is an apocalyptic number.

226499520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226499520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (387248400).

226499520 is an abundant number, since it is smaller than the sum of its proper divisors (547997280).

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

226499520 is a wasteful number, since it uses less digits than its factorization.

226499520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18182 (or 18172 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 226499520 is about 15049.9009963521. The cubic root of 226499520 is about 609.5683769186.

The spelling of 226499520 in words is "two hundred twenty-six million, four hundred ninety-nine thousand, five hundred twenty".