57798263 has 2 divisors, whose sum is σ = 57798264. Its totient is φ = 57798262.

The previous prime is 57798197. The next prime is 57798269. The reversal of 57798263 is 36289775.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57798263 - 2¹⁴ = 57781879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57798269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28899131 + 28899132.

It is an arithmetic number, because the mean of its divisors is an integer number (28899132).

Almost surely, 2^57798263 is an apocalyptic number.

57798263 is a deficient number, since it is larger than the sum of its proper divisors (1).

57798263 is an equidigital number, since it uses as much as digits as its factorization.

57798263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 47.

The square root of 57798263 is about 7602.5168858740. The cubic root of 57798263 is about 386.6383501691.

The spelling of 57798263 in words is "fifty-seven million, seven hundred ninety-eight thousand, two hundred sixty-three".