456856297 has 2 divisors, whose sum is σ = 456856298. Its totient is φ = 456856296.

The previous prime is 456856277. The next prime is 456856303. The reversal of 456856297 is 792658654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 372142681 + 84713616 = 19291^2 + 9204^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-456856297 is a prime.

It is a super-2 number, since 2×456856297² = 417435352217104418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (456856247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228428148 + 228428149.

It is an arithmetic number, because the mean of its divisors is an integer number (228428149).

Almost surely, 2^456856297 is an apocalyptic number.

It is an amenable number.

456856297 is a deficient number, since it is larger than the sum of its proper divisors (1).

456856297 is an equidigital number, since it uses as much as digits as its factorization.

456856297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3628800, while the sum is 52.

The square root of 456856297 is about 21374.1969907644. The cubic root of 456856297 is about 770.1817173863.

The spelling of 456856297 in words is "four hundred fifty-six million, eight hundred fifty-six thousand, two hundred ninety-seven".