226371772 has 48 divisors (see below), whose sum is σ = 446624640. Its totient is φ = 99489600.

The previous prime is 226371749. The next prime is 226371791. The reversal of 226371772 is 277173622.

It is a Harshad number since it is a multiple of its sum of digits (37).

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, 343179 + ... + 343837.

It is an arithmetic number, because the mean of its divisors is an integer number (9304680).

Almost surely, 2^226371772 is an apocalyptic number.

226371772 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

226371772 is a deficient number, since it is larger than the sum of its proper divisors (220252868).

226371772 is a wasteful number, since it uses less digits than its factorization.

226371772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922 (or 920 counting only the distinct ones).

The product of its digits is 49392, while the sum is 37.

The square root of 226371772 is about 15045.6562502272. The cubic root of 226371772 is about 609.4537544746.

The spelling of 226371772 in words is "two hundred twenty-six million, three hundred seventy-one thousand, seven hundred seventy-two".