57990479 has 2 divisors, whose sum is σ = 57990480. Its totient is φ = 57990478.

The previous prime is 57990467. The next prime is 57990509. The reversal of 57990479 is 97409975.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57990479 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57990419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28995239 + 28995240.

It is an arithmetic number, because the mean of its divisors is an integer number (28995240).

Almost surely, 2^57990479 is an apocalyptic number.

57990479 is a deficient number, since it is larger than the sum of its proper divisors (1).

57990479 is an equidigital number, since it uses as much as digits as its factorization.

57990479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 714420, while the sum is 50.

The square root of 57990479 is about 7615.1479959355. The cubic root of 57990479 is about 387.0664820896.

The spelling of 57990479 in words is "fifty-seven million, nine hundred ninety thousand, four hundred seventy-nine".