244666231 has 2 divisors, whose sum is σ = 244666232. Its totient is φ = 244666230.

The previous prime is 244666223. The next prime is 244666241. The reversal of 244666231 is 132666442.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 244666231 - 2³ = 244666223 is a prime.

It is a super-2 number, since 2×244666231² = 119723129183490722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244666241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122333115 + 122333116.

It is an arithmetic number, because the mean of its divisors is an integer number (122333116).

Almost surely, 2^244666231 is an apocalyptic number.

244666231 is a deficient number, since it is larger than the sum of its proper divisors (1).

244666231 is an equidigital number, since it uses as much as digits as its factorization.

244666231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 34.

The square root of 244666231 is about 15641.8103491891. The cubic root of 244666231 is about 625.4481956362.

The spelling of 244666231 in words is "two hundred forty-four million, six hundred sixty-six thousand, two hundred thirty-one".