57275233 has 2 divisors, whose sum is σ = 57275234. Its totient is φ = 57275232.

The previous prime is 57275213. The next prime is 57275287. The reversal of 57275233 is 33257275.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50808384 + 6466849 = 7128^2 + 2543^2 .

It is a cyclic number.

It is not a de Polignac number, because 57275233 - 2⁵ = 57275201 is a prime.

It is not a weakly prime, because it can be changed into another prime (57275213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28637616 + 28637617.

It is an arithmetic number, because the mean of its divisors is an integer number (28637617).

Almost surely, 2^57275233 is an apocalyptic number.

It is an amenable number.

57275233 is a deficient number, since it is larger than the sum of its proper divisors (1).

57275233 is an equidigital number, since it uses as much as digits as its factorization.

57275233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 44100, while the sum is 34.

The square root of 57275233 is about 7568.0402350939. The cubic root of 57275233 is about 385.4685541687.

The spelling of 57275233 in words is "fifty-seven million, two hundred seventy-five thousand, two hundred thirty-three".