226102172 has 6 divisors (see below), whose sum is σ = 395678808. Its totient is φ = 113051084.

The previous prime is 226102157. The next prime is 226102229. The reversal of 226102172 is 271201622.

It is a happy number.

It is a super-2 number, since 2×226102172² = 102244384366235168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28262768 + ... + 28262775.

It is an arithmetic number, because the mean of its divisors is an integer number (65946468).

Almost surely, 2^226102172 is an apocalyptic number.

It is an amenable number.

226102172 is a deficient number, since it is larger than the sum of its proper divisors (169576636).

226102172 is a wasteful number, since it uses less digits than its factorization.

226102172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56525547 (or 56525545 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 226102172 is about 15036.6941845606. The cubic root of 226102172 is about 609.2117131011.

Adding to 226102172 its reverse (271201622), we get a palindrome (497303794).

The spelling of 226102172 in words is "two hundred twenty-six million, one hundred two thousand, one hundred seventy-two".