456685439 has 6 divisors (see below), whose sum is σ = 531246384. Its totient is φ = 391444620.

The previous prime is 456685391. The next prime is 456685441. The reversal of 456685439 is 934586654.

It is not a de Polignac number, because 456685439 - 2²⁴ = 439908223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456685469) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4660007 + ... + 4660104.

It is an arithmetic number, because the mean of its divisors is an integer number (88541064).

Almost surely, 2^456685439 is an apocalyptic number.

456685439 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

456685439 is a deficient number, since it is larger than the sum of its proper divisors (74560945).

456685439 is an equidigital number, since it uses as much as digits as its factorization.

456685439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9320125 (or 9320118 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 50.

The square root of 456685439 is about 21370.1997884905. The cubic root of 456685439 is about 770.0856929423.

The spelling of 456685439 in words is "four hundred fifty-six million, six hundred eighty-five thousand, four hundred thirty-nine".