2253523 has 4 divisors (see below), whose sum is σ = 2290528. Its totient is φ = 2216520.

The previous prime is 2253521. The next prime is 2253539. The reversal of 2253523 is 3253522.

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 2253523 - 2¹ = 2253521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2253494 and 2253503.

It is not an unprimeable number, because it can be changed into a prime (2253521) 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, 18411 + ... + 18532.

It is an arithmetic number, because the mean of its divisors is an integer number (572632).

2^2253523 is an apocalyptic number.

2253523 is a deficient number, since it is larger than the sum of its proper divisors (37005).

2253523 is an equidigital number, since it uses as much as digits as its factorization.

2253523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37004.

The product of its digits is 1800, while the sum is 22.

The square root of 2253523 is about 1501.1738740066. The cubic root of 2253523 is about 131.1054256900.

Subtracting 2253523 from its reverse (3253522), we obtain a palindrome (999999).

The spelling of 2253523 in words is "two million, two hundred fifty-three thousand, five hundred twenty-three".