456397859 has 4 divisors (see below), whose sum is σ = 456462240. Its totient is φ = 456333480.

The previous prime is 456397831. The next prime is 456397873. The reversal of 456397859 is 958793654.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-456397859 is a prime.

It is a super-3 number, since 3×456397859³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (456397889) 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, 20024 + ... + 36245.

It is an arithmetic number, because the mean of its divisors is an integer number (114115560).

Almost surely, 2^456397859 is an apocalyptic number.

456397859 is a deficient number, since it is larger than the sum of its proper divisors (64381).

456397859 is an equidigital number, since it uses as much as digits as its factorization.

456397859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64380.

The product of its digits is 8164800, while the sum is 56.

The square root of 456397859 is about 21363.4702003209. The cubic root of 456397859 is about 769.9240151027.

The spelling of 456397859 in words is "four hundred fifty-six million, three hundred ninety-seven thousand, eight hundred fifty-nine".