52521367 has 8 divisors (see below), whose sum is σ = 53655536. Its totient is φ = 51397632.

The previous prime is 52521353. The next prime is 52521373. The reversal of 52521367 is 76312525.

52521367 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52521367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52521067) 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 7 ways as a sum of consecutive naturals, for example, 8023 + ... + 13015.

It is an arithmetic number, because the mean of its divisors is an integer number (6706942).

Almost surely, 2^52521367 is an apocalyptic number.

52521367 is a deficient number, since it is larger than the sum of its proper divisors (1134169).

52521367 is a wasteful number, since it uses less digits than its factorization.

52521367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5217.

The product of its digits is 12600, while the sum is 31.

The square root of 52521367 is about 7247.1626861828. The cubic root of 52521367 is about 374.4944108000.

The spelling of 52521367 in words is "fifty-two million, five hundred twenty-one thousand, three hundred sixty-seven".