226973631 has 8 divisors (see below), whose sum is σ = 302704560. Its totient is φ = 151279232.

The previous prime is 226973627. The next prime is 226973693. The reversal of 226973631 is 136379622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 226973631 - 2² = 226973627 is a prime.

It is a super-2 number, since 2×226973631² = 103034058338648322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 226973631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226973431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13105 + ... + 25013.

It is an arithmetic number, because the mean of its divisors is an integer number (37838070).

Almost surely, 2^226973631 is an apocalyptic number.

226973631 is a deficient number, since it is larger than the sum of its proper divisors (75730929).

226973631 is a wasteful number, since it uses less digits than its factorization.

226973631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18265.

The product of its digits is 81648, while the sum is 39.

The square root of 226973631 is about 15065.6440619046. The cubic root of 226973631 is about 609.9933986565.

The spelling of 226973631 in words is "two hundred twenty-six million, nine hundred seventy-three thousand, six hundred thirty-one".