2044340 has 12 divisors (see below), whose sum is σ = 4293156. Its totient is φ = 817728.

The previous prime is 2044331. The next prime is 2044351. The reversal of 2044340 is 434402.

It can be written as a sum of positive squares in 2 ways, for example, as 1036324 + 1008016 = 1018^2 + 1004^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51089 + ... + 51128.

It is an arithmetic number, because the mean of its divisors is an integer number (357763).

2^2044340 is an apocalyptic number.

2044340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2044340 is an abundant number, since it is smaller than the sum of its proper divisors (2248816).

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

2044340 is a wasteful number, since it uses less digits than its factorization.

2044340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102226 (or 102224 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 2044340 is about 1429.8041823970. The cubic root of 2044340 is about 126.9163894666.

Adding to 2044340 its reverse (434402), we get a palindrome (2478742).

The spelling of 2044340 in words is "two million, forty-four thousand, three hundred forty".