57227171 has 2 divisors, whose sum is σ = 57227172. Its totient is φ = 57227170.

The previous prime is 57227143. The next prime is 57227201. The reversal of 57227171 is 17172275.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57227171 - 2¹⁴ = 57210787 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (57227101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28613585 + 28613586.

It is an arithmetic number, because the mean of its divisors is an integer number (28613586).

Almost surely, 2^57227171 is an apocalyptic number.

57227171 is a deficient number, since it is larger than the sum of its proper divisors (1).

57227171 is an equidigital number, since it uses as much as digits as its factorization.

57227171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6860, while the sum is 32.

The square root of 57227171 is about 7564.8642420073. The cubic root of 57227171 is about 385.3607031647.

The spelling of 57227171 in words is "fifty-seven million, two hundred twenty-seven thousand, one hundred seventy-one".