464464631 has 2 divisors, whose sum is σ = 464464632. Its totient is φ = 464464630.

The previous prime is 464464613. The next prime is 464464639. The reversal of 464464631 is 136464464.

Together with previous prime (464464613) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-464464631 is a prime.

It is a super-2 number, since 2×464464631² = 431454786899932322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (464464639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232232315 + 232232316.

It is an arithmetic number, because the mean of its divisors is an integer number (232232316).

Almost surely, 2^464464631 is an apocalyptic number.

464464631 is a deficient number, since it is larger than the sum of its proper divisors (1).

464464631 is an equidigital number, since it uses as much as digits as its factorization.

464464631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165888, while the sum is 38.

The square root of 464464631 is about 21551.4415063123. The cubic root of 464464631 is about 774.4336512999.

The spelling of 464464631 in words is "four hundred sixty-four million, four hundred sixty-four thousand, six hundred thirty-one".