2159344 has 20 divisors (see below), whose sum is σ = 4564440. Its totient is φ = 981440.

The previous prime is 2159329. The next prime is 2159351. The reversal of 2159344 is 4439512.

It is a d-powerful number, because it can be written as 2²¹ + 1 + 5⁵ + 9 + 3¹⁰ + 4 + 4 .

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, 5959 + ... + 6310.

It is an arithmetic number, because the mean of its divisors is an integer number (228222).

2^2159344 is an apocalyptic number.

It is an amenable number.

2159344 is an abundant number, since it is smaller than the sum of its proper divisors (2405096).

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

2159344 is a wasteful number, since it uses less digits than its factorization.

2159344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12288 (or 12282 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 2159344 is about 1469.4706529904. The cubic root of 2159344 is about 129.2529938810.

Subtracting from 2159344 its product of digits (4320), we obtain a square (2155024 = 1468²).

It can be divided in two parts, 215 and 9344, that added together give a palindrome (9559).

The spelling of 2159344 in words is "two million, one hundred fifty-nine thousand, three hundred forty-four".