465823857 has 4 divisors (see below), whose sum is σ = 621098480. Its totient is φ = 310549236.

The previous prime is 465823849. The next prime is 465823861. The reversal of 465823857 is 758328564.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 465823857 - 2³ = 465823849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (465823957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77637307 + ... + 77637312.

It is an arithmetic number, because the mean of its divisors is an integer number (155274620).

Almost surely, 2^465823857 is an apocalyptic number.

It is an amenable number.

465823857 is a deficient number, since it is larger than the sum of its proper divisors (155274623).

465823857 is a wasteful number, since it uses less digits than its factorization.

465823857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155274622.

The product of its digits is 1612800, while the sum is 48.

The square root of 465823857 is about 21582.9529258626. The cubic root of 465823857 is about 775.1883590728.

The spelling of 465823857 in words is "four hundred sixty-five million, eight hundred twenty-three thousand, eight hundred fifty-seven".