57058223 has 2 divisors, whose sum is σ = 57058224. Its totient is φ = 57058222.

The previous prime is 57058207. The next prime is 57058247. The reversal of 57058223 is 32285075.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57058223 - 2⁴ = 57058207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57058223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57052223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28529111 + 28529112.

It is an arithmetic number, because the mean of its divisors is an integer number (28529112).

Almost surely, 2^57058223 is an apocalyptic number.

57058223 is a deficient number, since it is larger than the sum of its proper divisors (1).

57058223 is an equidigital number, since it uses as much as digits as its factorization.

57058223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 57058223 is about 7553.6893634833. The cubic root of 57058223 is about 384.9811043743.

The spelling of 57058223 in words is "fifty-seven million, fifty-eight thousand, two hundred twenty-three".