57326273 has 2 divisors, whose sum is σ = 57326274. Its totient is φ = 57326272.

The previous prime is 57326237. The next prime is 57326279. The reversal of 57326273 is 37262375.

Together with previous prime (57326237) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36276529 + 21049744 = 6023^2 + 4588^2 .

It is a cyclic number.

It is not a de Polignac number, because 57326273 - 2²⁴ = 40549057 is a prime.

It is not a weakly prime, because it can be changed into another prime (57326279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28663136 + 28663137.

It is an arithmetic number, because the mean of its divisors is an integer number (28663137).

Almost surely, 2^57326273 is an apocalyptic number.

It is an amenable number.

57326273 is a deficient number, since it is larger than the sum of its proper divisors (1).

57326273 is an equidigital number, since it uses as much as digits as its factorization.

57326273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52920, while the sum is 35.

The square root of 57326273 is about 7571.4115592801. The cubic root of 57326273 is about 385.5830217591.

The spelling of 57326273 in words is "fifty-seven million, three hundred twenty-six thousand, two hundred seventy-three".