457563249 has 40 divisors (see below), whose sum is σ = 803037312. Its totient is φ = 255972960.

The previous prime is 457563241. The next prime is 457563251. The reversal of 457563249 is 942365754.

457563249 is a `hidden beast` number, since 4 + 5 + 7 + 5 + 632 + 4 + 9 = 666.

It is not a de Polignac number, because 457563249 - 2³ = 457563241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (457563241) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 8169 + ... + 31334.

Almost surely, 2^457563249 is an apocalyptic number.

It is an amenable number.

457563249 is a deficient number, since it is larger than the sum of its proper divisors (345474063).

457563249 is a wasteful number, since it uses less digits than its factorization.

457563249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39539 (or 39530 counting only the distinct ones).

The product of its digits is 907200, while the sum is 45.

The square root of 457563249 is about 21390.7281082248. The cubic root of 457563249 is about 770.5787794396.

The spelling of 457563249 in words is "four hundred fifty-seven million, five hundred sixty-three thousand, two hundred forty-nine".