57289763 has 2 divisors, whose sum is σ = 57289764. Its totient is φ = 57289762.

The previous prime is 57289759. The next prime is 57289777. The reversal of 57289763 is 36798275.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57289763 - 2² = 57289759 is a prime.

It is not a weakly prime, because it can be changed into another prime (57289723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28644881 + 28644882.

It is an arithmetic number, because the mean of its divisors is an integer number (28644882).

Almost surely, 2^57289763 is an apocalyptic number.

57289763 is a deficient number, since it is larger than the sum of its proper divisors (1).

57289763 is an equidigital number, since it uses as much as digits as its factorization.

57289763 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 57289763 is about 7569.0001321178. Note that the first 3 decimals coincide. The cubic root of 57289763 is about 385.5011475733.

The spelling of 57289763 in words is "fifty-seven million, two hundred eighty-nine thousand, seven hundred sixty-three".