825426 has 24 divisors (see below), whose sum is σ = 2044224. Its totient is φ = 235800.

The previous prime is 825421. The next prime is 825439. The reversal of 825426 is 624528.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 825426.

It is not an unprimeable number, because it can be changed into a prime (825421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3150 + ... + 3401.

It is an arithmetic number, because the mean of its divisors is an integer number (85176).

2⁸²⁵⁴²⁶ is an apocalyptic number.

825426 is an abundant number, since it is smaller than the sum of its proper divisors (1218798).

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

825426 is a wasteful number, since it uses less digits than its factorization.

825426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6566 (or 6563 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 825426 is about 908.5295812465. The cubic root of 825426 is about 93.8050130450.

The spelling of 825426 in words is "eight hundred twenty-five thousand, four hundred twenty-six".