456340247 has 6 divisors (see below), whose sum is σ = 501597264. Its totient is φ = 414854660.

The previous prime is 456340237. The next prime is 456340267. The reversal of 456340247 is 742043654.

It is a de Polignac number, because none of the positive numbers 2^k-456340247 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 (456340237) 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, 1885583 + ... + 1885824.

It is an arithmetic number, because the mean of its divisors is an integer number (83599544).

Almost surely, 2^456340247 is an apocalyptic number.

456340247 is a deficient number, since it is larger than the sum of its proper divisors (45257017).

456340247 is a wasteful number, since it uses less digits than its factorization.

456340247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3771429 (or 3771418 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 35.

The square root of 456340247 is about 21362.1217813213. The cubic root of 456340247 is about 769.8916173982.

The spelling of 456340247 in words is "four hundred fifty-six million, three hundred forty thousand, two hundred forty-seven".