457727747 has 2 divisors, whose sum is σ = 457727748. Its totient is φ = 457727746.

The previous prime is 457727729. The next prime is 457727759. The reversal of 457727747 is 747727754.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 457727747 - 2²⁸ = 189292291 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 457727695 and 457727704.

It is not a weakly prime, because it can be changed into another prime (457727797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228863873 + 228863874.

It is an arithmetic number, because the mean of its divisors is an integer number (228863874).

Almost surely, 2^457727747 is an apocalyptic number.

457727747 is a deficient number, since it is larger than the sum of its proper divisors (1).

457727747 is an equidigital number, since it uses as much as digits as its factorization.

457727747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2689120, while the sum is 50.

The square root of 457727747 is about 21394.5728398582. The cubic root of 457727747 is about 770.6711116517.

The spelling of 457727747 in words is "four hundred fifty-seven million, seven hundred twenty-seven thousand, seven hundred forty-seven".