57244267 has 2 divisors, whose sum is σ = 57244268. Its totient is φ = 57244266.

The previous prime is 57244237. The next prime is 57244301. The reversal of 57244267 is 76244275.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57244267 is a prime.

It is a super-2 number, since 2×57244267² = 6553812208734578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (57244237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28622133 + 28622134.

It is an arithmetic number, because the mean of its divisors is an integer number (28622134).

Almost surely, 2^57244267 is an apocalyptic number.

57244267 is a deficient number, since it is larger than the sum of its proper divisors (1).

57244267 is an equidigital number, since it uses as much as digits as its factorization.

57244267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94080, while the sum is 37.

The square root of 57244267 is about 7565.9941184222. The cubic root of 57244267 is about 385.3990734617.

The spelling of 57244267 in words is "fifty-seven million, two hundred forty-four thousand, two hundred sixty-seven".