457275249 has 12 divisors (see below), whose sum is σ = 662256400. Its totient is φ = 304043544.

The previous prime is 457275241. The next prime is 457275251. The reversal of 457275249 is 942572754.

457275249 is a `hidden beast` number, since 4 + 572 + 75 + 2 + 4 + 9 = 666.

It is not a de Polignac number, because 457275249 - 2³ = 457275241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (457275241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63619 + ... + 70440.

Almost surely, 2^457275249 is an apocalyptic number.

It is an amenable number.

457275249 is a deficient number, since it is larger than the sum of its proper divisors (204981151).

457275249 is a wasteful number, since it uses less digits than its factorization.

457275249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134444 (or 134441 counting only the distinct ones).

The product of its digits is 705600, while the sum is 45.

The square root of 457275249 is about 21383.9951599321. The cubic root of 457275249 is about 770.4170726395.

The spelling of 457275249 in words is "four hundred fifty-seven million, two hundred seventy-five thousand, two hundred forty-nine".