464683691 has 2 divisors, whose sum is σ = 464683692. Its totient is φ = 464683690.

The previous prime is 464683619. The next prime is 464683721. The reversal of 464683691 is 196386464.

Together with previous prime (464683619) 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-464683691 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (464683601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232341845 + 232341846.

It is an arithmetic number, because the mean of its divisors is an integer number (232341846).

Almost surely, 2^464683691 is an apocalyptic number.

464683691 is a deficient number, since it is larger than the sum of its proper divisors (1).

464683691 is an equidigital number, since it uses as much as digits as its factorization.

464683691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 746496, while the sum is 47.

The square root of 464683691 is about 21556.5231658540. The cubic root of 464683691 is about 774.5553834049. Note that the first 3 decimals are identical.

The spelling of 464683691 in words is "four hundred sixty-four million, six hundred eighty-three thousand, six hundred ninety-one".