457737793 has 2 divisors, whose sum is σ = 457737794. Its totient is φ = 457737792.

The previous prime is 457737751. The next prime is 457737811. The reversal of 457737793 is 397737754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 455523649 + 2214144 = 21343^2 + 1488^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-457737793 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 457737793.

It is not a weakly prime, because it can be changed into another prime (457737593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228868896 + 228868897.

It is an arithmetic number, because the mean of its divisors is an integer number (228868897).

Almost surely, 2^457737793 is an apocalyptic number.

It is an amenable number.

457737793 is a deficient number, since it is larger than the sum of its proper divisors (1).

457737793 is an equidigital number, since it uses as much as digits as its factorization.

457737793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3889620, while the sum is 52.

The square root of 457737793 is about 21394.8076177375. The cubic root of 457737793 is about 770.6767497232.

The spelling of 457737793 in words is "four hundred fifty-seven million, seven hundred thirty-seven thousand, seven hundred ninety-three".