42573325 has 6 divisors (see below), whose sum is σ = 52790954. Its totient is φ = 34058640.

The previous prime is 42573317. The next prime is 42573331. The reversal of 42573325 is 52337524.

It can be written as a sum of positive squares in 3 ways, for example, as 1779556 + 40793769 = 1334^2 + 6387^2 .

It is not a de Polignac number, because 42573325 - 2³ = 42573317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 851442 + ... + 851491.

Almost surely, 2^42573325 is an apocalyptic number.

It is an amenable number.

42573325 is a deficient number, since it is larger than the sum of its proper divisors (10217629).

42573325 is a wasteful number, since it uses less digits than its factorization.

42573325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1702943 (or 1702938 counting only the distinct ones).

The product of its digits is 25200, while the sum is 31.

The square root of 42573325 is about 6524.8237524089. The cubic root of 42573325 is about 349.1771827959.

The spelling of 42573325 in words is "forty-two million, five hundred seventy-three thousand, three hundred twenty-five".