425893057 has 4 divisors (see below), whose sum is σ = 425957076. Its totient is φ = 425829040.

The previous prime is 425893019. The next prime is 425893067. The reversal of 425893057 is 750398524.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26532801 + 399360256 = 5151^2 + 19984^2 .

It is a cyclic number.

It is not a de Polignac number, because 425893057 - 2²³ = 417504449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425893067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20698 + ... + 35779.

It is an arithmetic number, because the mean of its divisors is an integer number (106489269).

Almost surely, 2^425893057 is an apocalyptic number.

It is an amenable number.

425893057 is a deficient number, since it is larger than the sum of its proper divisors (64019).

425893057 is an equidigital number, since it uses as much as digits as its factorization.

425893057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64018.

The product of its (nonzero) digits is 302400, while the sum is 43.

The square root of 425893057 is about 20637.1765752973. The cubic root of 425893057 is about 752.3735512301.

The spelling of 425893057 in words is "four hundred twenty-five million, eight hundred ninety-three thousand, fifty-seven".