464395823 has 2 divisors, whose sum is σ = 464395824. Its totient is φ = 464395822.

The previous prime is 464395793. The next prime is 464395831. The reversal of 464395823 is 328593464.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 464395823 - 2⁸ = 464395567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (464395123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232197911 + 232197912.

It is an arithmetic number, because the mean of its divisors is an integer number (232197912).

Almost surely, 2^464395823 is an apocalyptic number.

464395823 is a deficient number, since it is larger than the sum of its proper divisors (1).

464395823 is an equidigital number, since it uses as much as digits as its factorization.

464395823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 622080, while the sum is 44.

The square root of 464395823 is about 21549.8450806497. The cubic root of 464395823 is about 774.3954066495.

The spelling of 464395823 in words is "four hundred sixty-four million, three hundred ninety-five thousand, eight hundred twenty-three".