425392579 has 2 divisors, whose sum is σ = 425392580. Its totient is φ = 425392578.

The previous prime is 425392573. The next prime is 425392603. The reversal of 425392579 is 975293524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 425392579 - 2²⁵ = 391838147 is a prime.

It is not a weakly prime, because it can be changed into another prime (425392573) 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, 212696289 + 212696290.

It is an arithmetic number, because the mean of its divisors is an integer number (212696290).

Almost surely, 2^425392579 is an apocalyptic number.

425392579 is a deficient number, since it is larger than the sum of its proper divisors (1).

425392579 is an equidigital number, since it uses as much as digits as its factorization.

425392579 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 680400, while the sum is 46.

The square root of 425392579 is about 20625.0473696426. The cubic root of 425392579 is about 752.0787244758.

The spelling of 425392579 in words is "four hundred twenty-five million, three hundred ninety-two thousand, five hundred seventy-nine".