252726953 has 4 divisors (see below), whose sum is σ = 258604368. Its totient is φ = 246849540.

The previous prime is 252726937. The next prime is 252726959. The reversal of 252726953 is 359627252.

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 252726953 - 2⁴ = 252726937 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 252726953.

It is not an unprimeable number, because it can be changed into a prime (252726959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2938643 + ... + 2938728.

It is an arithmetic number, because the mean of its divisors is an integer number (64651092).

Almost surely, 2^252726953 is an apocalyptic number.

It is an amenable number.

252726953 is a deficient number, since it is larger than the sum of its proper divisors (5877415).

252726953 is an equidigital number, since it uses as much as digits as its factorization.

252726953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5877414.

The product of its digits is 226800, while the sum is 41.

The square root of 252726953 is about 15897.3882446143. The cubic root of 252726953 is about 632.2427439385.

The spelling of 252726953 in words is "two hundred fifty-two million, seven hundred twenty-six thousand, nine hundred fifty-three".