226468631 has 2 divisors, whose sum is σ = 226468632. Its totient is φ = 226468630.

The previous prime is 226468597. The next prime is 226468633. The reversal of 226468631 is 136864622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 226468631 - 2¹⁰ = 226467607 is a prime.

It is a super-2 number, since 2×226468631² = 102576081654028322, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 226468633, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226468633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113234315 + 113234316.

It is an arithmetic number, because the mean of its divisors is an integer number (113234316).

Almost surely, 2^226468631 is an apocalyptic number.

226468631 is a deficient number, since it is larger than the sum of its proper divisors (1).

226468631 is an equidigital number, since it uses as much as digits as its factorization.

226468631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 38.

The square root of 226468631 is about 15048.8747419865. The cubic root of 226468631 is about 609.5406655815.

The spelling of 226468631 in words is "two hundred twenty-six million, four hundred sixty-eight thousand, six hundred thirty-one".