425828 has 24 divisors (see below), whose sum is σ = 846720. Its totient is φ = 185760.

The previous prime is 425819. The next prime is 425837. The reversal of 425828 is 828524.

425828 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (425819) and next prime (425837).

It is a self number, because there is not a number n which added to its sum of digits gives 425828.

It is an unprimeable number.

425828 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 773 + ... + 1203.

It is an arithmetic number, because the mean of its divisors is an integer number (35280).

2⁴²⁵⁸²⁸ is an apocalyptic number.

It is an amenable number.

425828 is a deficient number, since it is larger than the sum of its proper divisors (420892).

425828 is a wasteful number, since it uses less digits than its factorization.

425828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467 (or 465 counting only the distinct ones).

The product of its digits is 5120, while the sum is 29.

The square root of 425828 is about 652.5549785267. The cubic root of 425828 is about 75.2335239845.

The spelling of 425828 in words is "four hundred twenty-five thousand, eight hundred twenty-eight".