2044428 has 12 divisors (see below), whose sum is σ = 4770360. Its totient is φ = 681472.

The previous prime is 2044421. The next prime is 2044463. The reversal of 2044428 is 8244402.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 2044398 and 2044407.

It is not an unprimeable number, because it can be changed into a prime (2044421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85173 + ... + 85196.

It is an arithmetic number, because the mean of its divisors is an integer number (397530).

2^2044428 is an apocalyptic number.

It is an amenable number.

2044428 is an abundant number, since it is smaller than the sum of its proper divisors (2725932).

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

2044428 is a wasteful number, since it uses less digits than its factorization.

2044428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170376 (or 170374 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 2044428 is about 1429.8349555106. The cubic root of 2044428 is about 126.9182105078.

The spelling of 2044428 in words is "two million, forty-four thousand, four hundred twenty-eight".