57305327 has 2 divisors, whose sum is σ = 57305328. Its totient is φ = 57305326.

The previous prime is 57305323. The next prime is 57305371. The reversal of 57305327 is 72350375.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57305327 - 2² = 57305323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57305293 and 57305302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57305323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28652663 + 28652664.

It is an arithmetic number, because the mean of its divisors is an integer number (28652664).

Almost surely, 2^57305327 is an apocalyptic number.

57305327 is a deficient number, since it is larger than the sum of its proper divisors (1).

57305327 is an equidigital number, since it uses as much as digits as its factorization.

57305327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22050, while the sum is 32.

The square root of 57305327 is about 7570.0282033821. The cubic root of 57305327 is about 385.5360543134.

The spelling of 57305327 in words is "fifty-seven million, three hundred five thousand, three hundred twenty-seven".