226315451 has 2 divisors, whose sum is σ = 226315452. Its totient is φ = 226315450.

The previous prime is 226315409. The next prime is 226315457. The reversal of 226315451 is 154513622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 226315451 - 2¹⁸ = 226053307 is a prime.

It is a super-2 number, since 2×226315451² = 102437366722666802, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (226315457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113157725 + 113157726.

It is an arithmetic number, because the mean of its divisors is an integer number (113157726).

Almost surely, 2^226315451 is an apocalyptic number.

226315451 is a deficient number, since it is larger than the sum of its proper divisors (1).

226315451 is an equidigital number, since it uses as much as digits as its factorization.

226315451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7200, while the sum is 29.

The square root of 226315451 is about 15043.7844640237. The cubic root of 226315451 is about 609.4032065173.

It can be divided in two parts, 22631 and 5451, that added together give a palindrome (28082).

The spelling of 226315451 in words is "two hundred twenty-six million, three hundred fifteen thousand, four hundred fifty-one".