457684573 has 2 divisors, whose sum is σ = 457684574. Its totient is φ = 457684572.

The previous prime is 457684553. The next prime is 457684609. The reversal of 457684573 is 375486754.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 328225689 + 129458884 = 18117^2 + 11378^2 .

It is a cyclic number.

It is not a de Polignac number, because 457684573 - 2²¹ = 455587421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (457684553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228842286 + 228842287.

It is an arithmetic number, because the mean of its divisors is an integer number (228842287).

Almost surely, 2^457684573 is an apocalyptic number.

It is an amenable number.

457684573 is a deficient number, since it is larger than the sum of its proper divisors (1).

457684573 is an equidigital number, since it uses as much as digits as its factorization.

457684573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2822400, while the sum is 49.

The square root of 457684573 is about 21393.5638218601. The cubic root of 457684573 is about 770.6468803621.

The spelling of 457684573 in words is "four hundred fifty-seven million, six hundred eighty-four thousand, five hundred seventy-three".