2123349 has 16 divisors (see below), whose sum is σ = 2958144. Its totient is φ = 1353600.

The previous prime is 2123327. The next prime is 2123353. The reversal of 2123349 is 9433212.

It is not a de Polignac number, because 2123349 - 2⁹ = 2122837 is a prime.

It is a super-2 number, since 2×2123349² = 9017221951602, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7362 + ... + 7644.

It is an arithmetic number, because the mean of its divisors is an integer number (184884).

2^2123349 is an apocalyptic number.

It is an amenable number.

2123349 is a deficient number, since it is larger than the sum of its proper divisors (834795).

2123349 is a wasteful number, since it uses less digits than its factorization.

2123349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388.

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

The square root of 2123349 is about 1457.1715753473. The cubic root of 2123349 is about 128.5307753306.

The spelling of 2123349 in words is "two million, one hundred twenty-three thousand, three hundred forty-nine".