674867231 has 2 divisors, whose sum is σ = 674867232. Its totient is φ = 674867230.

The previous prime is 674867197. The next prime is 674867293. The reversal of 674867231 is 132768476.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-674867231 is a prime.

It is a super-2 number, since 2×674867231² = 910891558955214722, 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 (674869231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337433615 + 337433616.

It is an arithmetic number, because the mean of its divisors is an integer number (337433616).

Almost surely, 2^674867231 is an apocalyptic number.

674867231 is a deficient number, since it is larger than the sum of its proper divisors (1).

674867231 is an equidigital number, since it uses as much as digits as its factorization.

674867231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 338688, while the sum is 44.

The square root of 674867231 is about 25978.2068472787. The cubic root of 674867231 is about 877.1478037798.

The spelling of 674867231 in words is "six hundred seventy-four million, eight hundred sixty-seven thousand, two hundred thirty-one".