425612 has 24 divisors (see below), whose sum is σ = 861840. Its totient is φ = 181760.

The previous prime is 425609. The next prime is 425641. The reversal of 425612 is 216524.

It is a happy number.

It is a super-2 number, since 2×425612² = 362291149088, which contains 22 as substring.

It is an unprimeable 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 7 ways as a sum of consecutive naturals, for example, 464 + ... + 1032.

It is an arithmetic number, because the mean of its divisors is an integer number (35910).

2⁴²⁵⁶¹² is an apocalyptic number.

It is an amenable number.

425612 is an abundant number, since it is smaller than the sum of its proper divisors (436228).

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

425612 is a wasteful number, since it uses less digits than its factorization.

425612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601 (or 599 counting only the distinct ones).

The product of its digits is 480, while the sum is 20.

The square root of 425612 is about 652.3894542373. The cubic root of 425612 is about 75.2208011718.

It can be divided in two parts, 425 and 612, that multiplied together give a square (260100 = 510²).

The spelling of 425612 in words is "four hundred twenty-five thousand, six hundred twelve".