52206337 has 4 divisors (see below), whose sum is σ = 55277316. Its totient is φ = 49135360.

The previous prime is 52206317. The next prime is 52206353. The reversal of 52206337 is 73360225.

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

It can be written as a sum of positive squares in 2 ways, for example, as 34152336 + 18054001 = 5844^2 + 4249^2 .

It is a cyclic number.

It is not a de Polignac number, because 52206337 - 2¹¹ = 52204289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52206317) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1535464 + ... + 1535497.

It is an arithmetic number, because the mean of its divisors is an integer number (13819329).

Almost surely, 2^52206337 is an apocalyptic number.

It is an amenable number.

52206337 is a deficient number, since it is larger than the sum of its proper divisors (3070979).

52206337 is a wasteful number, since it uses less digits than its factorization.

52206337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3070978.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 52206337 is about 7225.3952833046. The cubic root of 52206337 is about 373.7441533296.

The spelling of 52206337 in words is "fifty-two million, two hundred six thousand, three hundred thirty-seven".