253323933 has 4 divisors (see below), whose sum is σ = 337765248. Its totient is φ = 168882620.

The previous prime is 253323929. The next prime is 253323997. The reversal of 253323933 is 339323352.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 253323933 - 2² = 253323929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 253323894 and 253323903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253323913) 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, 42220653 + ... + 42220658.

It is an arithmetic number, because the mean of its divisors is an integer number (84441312).

Almost surely, 2^253323933 is an apocalyptic number.

It is an amenable number.

253323933 is a deficient number, since it is larger than the sum of its proper divisors (84441315).

253323933 is an equidigital number, since it uses as much as digits as its factorization.

253323933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84441314.

The product of its digits is 43740, while the sum is 33.

The square root of 253323933 is about 15916.1532098683. The cubic root of 253323933 is about 632.7401707340.

The spelling of 253323933 in words is "two hundred fifty-three million, three hundred twenty-three thousand, nine hundred thirty-three".