457549297 has 2 divisors, whose sum is σ = 457549298. Its totient is φ = 457549296.

The previous prime is 457549223. The next prime is 457549303. The reversal of 457549297 is 792945754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 307511296 + 150038001 = 17536^2 + 12249^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-457549297 is a prime.

It is not a weakly prime, because it can be changed into another prime (457549207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228774648 + 228774649.

It is an arithmetic number, because the mean of its divisors is an integer number (228774649).

Almost surely, 2^457549297 is an apocalyptic number.

It is an amenable number.

457549297 is a deficient number, since it is larger than the sum of its proper divisors (1).

457549297 is an equidigital number, since it uses as much as digits as its factorization.

457549297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3175200, while the sum is 52.

The square root of 457549297 is about 21390.4019831325. The cubic root of 457549297 is about 770.5709472078.

The spelling of 457549297 in words is "four hundred fifty-seven million, five hundred forty-nine thousand, two hundred ninety-seven".