2553923 has 4 divisors (see below), whose sum is σ = 2688360. Its totient is φ = 2419488.

The previous prime is 2553917. The next prime is 2553937. The reversal of 2553923 is 3293552.

2553923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2553923 - 2⁴ = 2553907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2553223) 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 3 ways as a sum of consecutive naturals, for example, 67190 + ... + 67227.

It is an arithmetic number, because the mean of its divisors is an integer number (672090).

2^2553923 is an apocalyptic number.

2553923 is a deficient number, since it is larger than the sum of its proper divisors (134437).

2553923 is a wasteful number, since it uses less digits than its factorization.

2553923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134436.

The product of its digits is 8100, while the sum is 29.

The square root of 2553923 is about 1598.0998091484. The cubic root of 2553923 is about 136.6897449294.

The spelling of 2553923 in words is "two million, five hundred fifty-three thousand, nine hundred twenty-three".