425968 has 20 divisors (see below), whose sum is σ = 838240. Its totient is φ = 209664.

The previous prime is 425959. The next prime is 425977. The reversal of 425968 is 869524.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (425959) and next prime (425977).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

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, 1096 + ... + 1432.

It is an arithmetic number, because the mean of its divisors is an integer number (41912).

2⁴²⁵⁹⁶⁸ is an apocalyptic number.

It is an amenable number.

425968 is a deficient number, since it is larger than the sum of its proper divisors (412272).

425968 is a wasteful number, since it uses less digits than its factorization.

425968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424 (or 418 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 425968 is about 652.6622403663. The cubic root of 425968 is about 75.2417679541.

Subtracting 425968 from its reverse (869524), we obtain a square (443556 = 666²).

The spelling of 425968 in words is "four hundred twenty-five thousand, nine hundred sixty-eight".