252725433 has 4 divisors (see below), whose sum is σ = 336967248. Its totient is φ = 168483620.

The previous prime is 252725419. The next prime is 252725453. The reversal of 252725433 is 334527252.

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 252725433 - 2⁹ = 252724921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252725394 and 252725403.

It is not an unprimeable number, because it can be changed into a prime (252725453) 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, 42120903 + ... + 42120908.

It is an arithmetic number, because the mean of its divisors is an integer number (84241812).

Almost surely, 2^252725433 is an apocalyptic number.

It is an amenable number.

252725433 is a deficient number, since it is larger than the sum of its proper divisors (84241815).

252725433 is an equidigital number, since it uses as much as digits as its factorization.

252725433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84241814.

The product of its digits is 50400, while the sum is 33.

The square root of 252725433 is about 15897.3404379475. The cubic root of 252725433 is about 632.2414764165.

The spelling of 252725433 in words is "two hundred fifty-two million, seven hundred twenty-five thousand, four hundred thirty-three".