2123366 has 24 divisors (see below), whose sum is σ = 3792096. Its totient is φ = 888720.

The previous prime is 2123357. The next prime is 2123369. The reversal of 2123366 is 6633212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123369) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4376 + ... + 4836.

It is an arithmetic number, because the mean of its divisors is an integer number (158004).

2^2123366 is an apocalyptic number.

2123366 is a deficient number, since it is larger than the sum of its proper divisors (1668730).

2123366 is a wasteful number, since it uses less digits than its factorization.

2123366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524 (or 517 counting only the distinct ones).

The product of its digits is 1296, while the sum is 23.

The square root of 2123366 is about 1457.1774085539. The cubic root of 2123366 is about 128.5311183449.

Adding to 2123366 its reverse (6633212), we get a palindrome (8756578).

The spelling of 2123366 in words is "two million, one hundred twenty-three thousand, three hundred sixty-six".