52643336 has 8 divisors (see below), whose sum is σ = 98706270. Its totient is φ = 26321664.

The previous prime is 52643333. The next prime is 52643347. The reversal of 52643336 is 63334625.

It can be written as a sum of positive squares in only one way, i.e., 44970436 + 7672900 = 6706^2 + 2770^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (52643333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3290201 + ... + 3290216.

Almost surely, 2^52643336 is an apocalyptic number.

It is an amenable number.

52643336 is a deficient number, since it is larger than the sum of its proper divisors (46062934).

52643336 is a wasteful number, since it uses less digits than its factorization.

52643336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6580423 (or 6580419 counting only the distinct ones).

The product of its digits is 38880, while the sum is 32.

The square root of 52643336 is about 7255.5727547865. The cubic root of 52643336 is about 374.7840795513.

The spelling of 52643336 in words is "fifty-two million, six hundred forty-three thousand, three hundred thirty-six".