383498231 has 2 divisors, whose sum is σ = 383498232. Its totient is φ = 383498230.

The previous prime is 383498207. The next prime is 383498279. The reversal of 383498231 is 132894383.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-383498231 is a prime.

It is a super-2 number, since 2×383498231² = 294141786360258722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (383492231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191749115 + 191749116.

It is an arithmetic number, because the mean of its divisors is an integer number (191749116).

Almost surely, 2^383498231 is an apocalyptic number.

383498231 is a deficient number, since it is larger than the sum of its proper divisors (1).

383498231 is an equidigital number, since it uses as much as digits as its factorization.

383498231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 41.

The square root of 383498231 is about 19583.1108611477. The cubic root of 383498231 is about 726.5315106721.

The spelling of 383498231 in words is "three hundred eighty-three million, four hundred ninety-eight thousand, two hundred thirty-one".