57825437 has 2 divisors, whose sum is σ = 57825438. Its totient is φ = 57825436.

The previous prime is 57825431. The next prime is 57825451. The reversal of 57825437 is 73452875.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47623801 + 10201636 = 6901^2 + 3194^2 .

It is a cyclic number.

It is not a de Polignac number, because 57825437 - 2⁴ = 57825421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57825394 and 57825403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57825431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28912718 + 28912719.

It is an arithmetic number, because the mean of its divisors is an integer number (28912719).

Almost surely, 2^57825437 is an apocalyptic number.

It is an amenable number.

57825437 is a deficient number, since it is larger than the sum of its proper divisors (1).

57825437 is an equidigital number, since it uses as much as digits as its factorization.

57825437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 235200, while the sum is 41.

The square root of 57825437 is about 7604.3038471644. The cubic root of 57825437 is about 386.6989336760.

The spelling of 57825437 in words is "fifty-seven million, eight hundred twenty-five thousand, four hundred thirty-seven".