57022039 has 2 divisors, whose sum is σ = 57022040. Its totient is φ = 57022038.

The previous prime is 57022019. The next prime is 57022081. The reversal of 57022039 is 93022075.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57022039 - 2⁷ = 57021911 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 57021998 and 57022016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57022019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28511019 + 28511020.

It is an arithmetic number, because the mean of its divisors is an integer number (28511020).

Almost surely, 2^57022039 is an apocalyptic number.

57022039 is a deficient number, since it is larger than the sum of its proper divisors (1).

57022039 is an equidigital number, since it uses as much as digits as its factorization.

57022039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 57022039 is about 7551.2938626437. The cubic root of 57022039 is about 384.8997073893.

The spelling of 57022039 in words is "fifty-seven million, twenty-two thousand, thirty-nine".