2159373 has 4 divisors (see below), whose sum is σ = 2879168. Its totient is φ = 1439580.

The previous prime is 2159363. The next prime is 2159383. The reversal of 2159373 is 3739512.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (2159363) and next prime (2159383).

It is not a de Polignac number, because 2159373 - 2¹⁶ = 2093837 is a prime.

It is a D-number.

It is a Duffinian number.

2159373 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2159373.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2159303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359893 + ... + 359898.

It is an arithmetic number, because the mean of its divisors is an integer number (719792).

2^2159373 is an apocalyptic number.

It is an amenable number.

2159373 is a deficient number, since it is larger than the sum of its proper divisors (719795).

2159373 is an equidigital number, since it uses as much as digits as its factorization.

2159373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719794.

The product of its digits is 5670, while the sum is 30.

The square root of 2159373 is about 1469.4805204561. The cubic root of 2159373 is about 129.2535725012.

The spelling of 2159373 in words is "two million, one hundred fifty-nine thousand, three hundred seventy-three".