2044371 has 16 divisors (see below), whose sum is σ = 3163904. Its totient is φ = 1149984.

The previous prime is 2044363. The next prime is 2044391. The reversal of 2044371 is 1734402.

It is not a de Polignac number, because 2044371 - 2³ = 2044363 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2044321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 681 + ... + 2133.

It is an arithmetic number, because the mean of its divisors is an integer number (197744).

2^2044371 is an apocalyptic number.

2044371 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2044371 is a deficient number, since it is larger than the sum of its proper divisors (1119533).

2044371 is a wasteful number, since it uses less digits than its factorization.

2044371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1530.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 2044371 is about 1429.8150230012. The cubic root of 2044371 is about 126.9170309757.

Adding to 2044371 its reverse (1734402), we get a palindrome (3778773).

It can be divided in two parts, 2044 and 371, that added together give a triangular number (2415 = T₆₉).

The spelling of 2044371 in words is "two million, forty-four thousand, three hundred seventy-one".