2026444 has 30 divisors (see below), whose sum is σ = 4156684. Its totient is φ = 864360.

The previous prime is 2026397. The next prime is 2026447. The reversal of 2026444 is 4446202.

2026444 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2026447) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 9499 + ... + 9709.

2^2026444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2026444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2078342).

2026444 is an abundant number, since it is smaller than the sum of its proper divisors (2130240).

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

2026444 is an equidigital number, since it uses as much as digits as its factorization.

2026444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2026444 is about 1423.5322265407. The cubic root of 2026444 is about 126.5449646691.

The spelling of 2026444 in words is "two million, twenty-six thousand, four hundred forty-four".