4025826 has 48 divisors (see below), whose sum is σ = 10108800. Its totient is φ = 1134144.

The previous prime is 4025807. The next prime is 4025837. The reversal of 4025826 is 6285204.

It is a self number, because there is not a number n which added to its sum of digits gives 4025826.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11035 + ... + 11393.

It is an arithmetic number, because the mean of its divisors is an integer number (210600).

Almost surely, 2^4025826 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4025826, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5054400).

4025826 is an abundant number, since it is smaller than the sum of its proper divisors (6082974).

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

4025826 is a wasteful number, since it uses less digits than its factorization.

4025826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463 (or 460 counting only the distinct ones).

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

The square root of 4025826 is about 2006.4461119103. The cubic root of 4025826 is about 159.0810077301.

It can be divided in two parts, 4025 and 826, that added together give a triangular number (4851 = T₉₈).

The spelling of 4025826 in words is "four million, twenty-five thousand, eight hundred twenty-six".