457049 has 2 divisors, whose sum is σ = 457050. Its totient is φ = 457048.

The previous prime is 457043. The next prime is 457057. The reversal of 457049 is 940754.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 403225 + 53824 = 635^2 + 232^2 .

It is a cyclic number.

It is not a de Polignac number, because 457049 - 2¹² = 452953 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (457043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228524 + 228525.

It is an arithmetic number, because the mean of its divisors is an integer number (228525).

2⁴⁵⁷⁰⁴⁹ is an apocalyptic number.

It is an amenable number.

457049 is a deficient number, since it is larger than the sum of its proper divisors (1).

457049 is an equidigital number, since it uses as much as digits as its factorization.

457049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 457049 is about 676.0539919267. The cubic root of 457049 is about 77.0289990284.

The spelling of 457049 in words is "four hundred fifty-seven thousand, forty-nine".