226118904 has 64 divisors (see below), whose sum is σ = 652976640. Its totient is φ = 64488960.

The previous prime is 226118899. The next prime is 226118909. The reversal of 226118904 is 409811622.

It is an interprime number because it is at equal distance from previous prime (226118899) and next prime (226118909).

It is a super-2 number, since 2×226118904² = 102259517492322432, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226118909) 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, 20704 + ... + 29679.

It is an arithmetic number, because the mean of its divisors is an integer number (10202760).

Almost surely, 2^226118904 is an apocalyptic number.

226118904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

226118904 is an abundant number, since it is smaller than the sum of its proper divisors (426857736).

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

226118904 is a wasteful number, since it uses less digits than its factorization.

226118904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50420 (or 50416 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 226118904 is about 15037.2505465594. The cubic root of 226118904 is about 609.2267403472.

The spelling of 226118904 in words is "two hundred twenty-six million, one hundred eighteen thousand, nine hundred four".