2085426 has 48 divisors (see below), whose sum is σ = 5363904. Its totient is φ = 594864.

The previous prime is 2085409. The next prime is 2085469. The reversal of 2085426 is 6245802.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 2085426.

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, 3096 + ... + 3708.

It is an arithmetic number, because the mean of its divisors is an integer number (111748).

2^2085426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2085426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2681952).

2085426 is an abundant number, since it is smaller than the sum of its proper divisors (3278478).

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

2085426 is an equidigital number, since it uses as much as digits as its factorization.

2085426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637 (or 625 counting only the distinct ones).

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

The square root of 2085426 is about 1444.1004120213. The cubic root of 2085426 is about 127.7609878940.

The spelling of 2085426 in words is "two million, eighty-five thousand, four hundred twenty-six".