425572 has 12 divisors (see below), whose sum is σ = 851200. Its totient is φ = 182376.

The previous prime is 425563. The next prime is 425591. The reversal of 425572 is 275524.

425572 is an admirable number.

It is a super-2 number, since 2×425572² = 362223054368, which contains 22 as substring.

It is an unprimeable number.

425572 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7572 + ... + 7627.

2⁴²⁵⁵⁷² is an apocalyptic number.

It is an amenable number.

425572 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425572 is a wasteful number, since it uses less digits than its factorization.

425572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15210 (or 15208 counting only the distinct ones).

The product of its digits is 2800, while the sum is 25.

The square root of 425572 is about 652.3587969822. The cubic root of 425572 is about 75.2184446231.

The spelling of 425572 in words is "four hundred twenty-five thousand, five hundred seventy-two".