2044868 has 18 divisors (see below), whose sum is σ = 4163166. Its totient is φ = 876288.

The previous prime is 2044849. The next prime is 2044873. The reversal of 2044868 is 8684402.

It can be written as a sum of positive squares in only one way, i.e., 1844164 + 200704 = 1358^2 + 448^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5021 + ... + 5412.

It is an arithmetic number, because the mean of its divisors is an integer number (231287).

2^2044868 is an apocalyptic number.

2044868 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2044868 is an abundant number, since it is smaller than the sum of its proper divisors (2118298).

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

2044868 is a wasteful number, since it uses less digits than its factorization.

2044868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10451 (or 10442 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 2044868 is about 1429.9888111450. The cubic root of 2044868 is about 126.9273149300.

Adding to 2044868 its sum of digits (32), we get a square (2044900 = 1430²).

The spelling of 2044868 in words is "two million, forty-four thousand, eight hundred sixty-eight".