252616726 has 4 divisors (see below), whose sum is σ = 378925092. Its totient is φ = 126308362.

The previous prime is 252616717. The next prime is 252616729. The reversal of 252616726 is 627616252.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252616729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63154180 + ... + 63154183.

It is an arithmetic number, because the mean of its divisors is an integer number (94731273).

Almost surely, 2^252616726 is an apocalyptic number.

252616726 is a deficient number, since it is larger than the sum of its proper divisors (126308366).

252616726 is a wasteful number, since it uses less digits than its factorization.

252616726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126308365.

The product of its digits is 60480, while the sum is 37.

The square root of 252616726 is about 15893.9210391898. The cubic root of 252616726 is about 632.1508128980.

The spelling of 252616726 in words is "two hundred fifty-two million, six hundred sixteen thousand, seven hundred twenty-six".