252726337 has 8 divisors (see below), whose sum is σ = 259974792. Its totient is φ = 245529600.

The previous prime is 252726319. The next prime is 252726349. The reversal of 252726337 is 733627252.

It can be written as a sum of positive squares in 4 ways, for example, as 583696 + 252142641 = 764^2 + 15879^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 252726337 - 2²⁷ = 118508609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 252726296 and 252726305.

It is not an unprimeable number, because it can be changed into a prime (252726367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2908 + ... + 22669.

It is an arithmetic number, because the mean of its divisors is an integer number (32496849).

Almost surely, 2^252726337 is an apocalyptic number.

It is an amenable number.

252726337 is a deficient number, since it is larger than the sum of its proper divisors (7248455).

252726337 is a wasteful number, since it uses less digits than its factorization.

252726337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25859.

The product of its digits is 105840, while the sum is 37.

The square root of 252726337 is about 15897.3688703508. The cubic root of 252726337 is about 632.2422302591.

The spelling of 252726337 in words is "two hundred fifty-two million, seven hundred twenty-six thousand, three hundred thirty-seven".