2044818 has 32 divisors (see below), whose sum is σ = 4785600. Its totient is φ = 645408.

The previous prime is 2044789. The next prime is 2044831. The reversal of 2044818 is 8184402.

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

It is a junction number, because it is equal to n+sod(n) for n = 2044791 and 2044800.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30 + ... + 2022.

It is an arithmetic number, because the mean of its divisors is an integer number (149550).

2^2044818 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2044818, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2392800).

2044818 is an abundant number, since it is smaller than the sum of its proper divisors (2740782).

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

2044818 is a wasteful number, since it uses less digits than its factorization.

2044818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2023 (or 2017 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

The square root of 2044818 is about 1429.9713283839. The cubic root of 2044818 is about 126.9262804023.

The spelling of 2044818 in words is "two million, forty-four thousand, eight hundred eighteen".