464670991 has 2 divisors, whose sum is σ = 464670992. Its totient is φ = 464670990.

The previous prime is 464670989. The next prime is 464671019. The reversal of 464670991 is 199076464.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 464670991 - 2¹ = 464670989 is a prime.

Together with 464670989, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (464676991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232335495 + 232335496.

It is an arithmetic number, because the mean of its divisors is an integer number (232335496).

Almost surely, 2^464670991 is an apocalyptic number.

464670991 is a deficient number, since it is larger than the sum of its proper divisors (1).

464670991 is an equidigital number, since it uses as much as digits as its factorization.

464670991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 464670991 is about 21556.2285894356. The cubic root of 464670991 is about 774.5483270329.

The spelling of 464670991 in words is "four hundred sixty-four million, six hundred seventy thousand, nine hundred ninety-one".