2149323 has 24 divisors (see below), whose sum is σ = 3268608. Its totient is φ = 1254000.

The previous prime is 2149289. The next prime is 2149331. The reversal of 2149323 is 3239412.

2149323 = 302² + 303² + ... + 323².

2149323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2149323 - 2⁸ = 2149067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2149293 and 2149302.

It is not an unprimeable number, because it can be changed into a prime (2144323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11158 + ... + 11348.

It is an arithmetic number, because the mean of its divisors is an integer number (136192).

2^2149323 is an apocalyptic number.

2149323 is a deficient number, since it is larger than the sum of its proper divisors (1119285).

2149323 is a wasteful number, since it uses less digits than its factorization.

2149323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247 (or 236 counting only the distinct ones).

The product of its digits is 1296, while the sum is 24.

The square root of 2149323 is about 1466.0569566016. The cubic root of 2149323 is about 129.0527396876.

The spelling of 2149323 in words is "two million, one hundred forty-nine thousand, three hundred twenty-three".