2132623 has 4 divisors (see below), whose sum is σ = 2140600. Its totient is φ = 2124648.

The previous prime is 2132593. The next prime is 2132639. The reversal of 2132623 is 3262312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2132623 - 2⁵ = 2132591 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2132623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132653) 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, 3573 + ... + 4126.

It is an arithmetic number, because the mean of its divisors is an integer number (535150).

2^2132623 is an apocalyptic number.

2132623 is a deficient number, since it is larger than the sum of its proper divisors (7977).

2132623 is an equidigital number, since it uses as much as digits as its factorization.

2132623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7976.

The product of its digits is 432, while the sum is 19.

The square root of 2132623 is about 1460.3503004416. The cubic root of 2132623 is about 128.7176284594.

Adding to 2132623 its reverse (3262312), we get a palindrome (5394935).

The spelling of 2132623 in words is "two million, one hundred thirty-two thousand, six hundred twenty-three".