52508726 has 4 divisors (see below), whose sum is σ = 78763092. Its totient is φ = 26254362.

The previous prime is 52508717. The next prime is 52508749. The reversal of 52508726 is 62780525.

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

It is a super-2 number, since 2×52508726² = 5514332612286152, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13127180 + ... + 13127183.

It is an arithmetic number, because the mean of its divisors is an integer number (19690773).

Almost surely, 2^52508726 is an apocalyptic number.

52508726 is a deficient number, since it is larger than the sum of its proper divisors (26254366).

52508726 is a wasteful number, since it uses less digits than its factorization.

52508726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26254365.

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 52508726 is about 7246.2904992831. The cubic root of 52508726 is about 374.4643635769.

The spelling of 52508726 in words is "fifty-two million, five hundred eight thousand, seven hundred twenty-six".