425964 has 48 divisors (see below), whose sum is σ = 1241856. Its totient is φ = 110400.

The previous prime is 425959. The next prime is 425977. The reversal of 425964 is 469524.

It is a zygodrome in base 13.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 425964.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 694 + ... + 1154.

It is an arithmetic number, because the mean of its divisors is an integer number (25872).

2⁴²⁵⁹⁶⁴ is an apocalyptic number.

425964 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (620928).

425964 is an abundant number, since it is smaller than the sum of its proper divisors (815892).

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

425964 is a wasteful number, since it uses less digits than its factorization.

425964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486 (or 484 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 425964 is about 652.6591759870. The cubic root of 425964 is about 75.2415324372.

It can be divided in two parts, 42 and 5964, that added together give a palindrome (6006).

The spelling of 425964 in words is "four hundred twenty-five thousand, nine hundred sixty-four".