226431299 has 2 divisors, whose sum is σ = 226431300. Its totient is φ = 226431298.

The previous prime is 226431239. The next prime is 226431349. The reversal of 226431299 is 992134622.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 226431299 - 2²⁰ = 225382723 is a prime.

It is a super-2 number, since 2×226431299² = 102542266333654802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (226431239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113215649 + 113215650.

It is an arithmetic number, because the mean of its divisors is an integer number (113215650).

Almost surely, 2^226431299 is an apocalyptic number.

226431299 is a deficient number, since it is larger than the sum of its proper divisors (1).

226431299 is an equidigital number, since it uses as much as digits as its factorization.

226431299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 38.

The square root of 226431299 is about 15047.6343323461. The cubic root of 226431299 is about 609.5071706960.

The spelling of 226431299 in words is "two hundred twenty-six million, four hundred thirty-one thousand, two hundred ninety-nine".