226946172 has 12 divisors (see below), whose sum is σ = 529541096. Its totient is φ = 75648720.

The previous prime is 226946087. The next prime is 226946179. The reversal of 226946172 is 271649622.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 226946172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226946179) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9456079 + ... + 9456102.

Almost surely, 2^226946172 is an apocalyptic number.

It is an amenable number.

226946172 is an abundant number, since it is smaller than the sum of its proper divisors (302594924).

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

226946172 is a wasteful number, since it uses less digits than its factorization.

226946172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18912188 (or 18912186 counting only the distinct ones).

The product of its digits is 72576, while the sum is 39.

The square root of 226946172 is about 15064.7327224880. The cubic root of 226946172 is about 609.9687989058.

The spelling of 226946172 in words is "two hundred twenty-six million, nine hundred forty-six thousand, one hundred seventy-two".