32206250521 has 3 divisors (see below), whose sum is σ = 32206429983. Its totient is φ = 32206071060.

The previous prime is 32206250519. The next prime is 32206250537. The reversal of 32206250521 is 12505260223.

The square root of 32206250521 is 179461.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 43414921 + 32162835600 = 6589^2 + 179340^2 .

It is not a de Polignac number, because 32206250521 - 2¹ = 32206250519 is a prime.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 32206250521.

It is not an unprimeable number, because it can be changed into a prime (32206250501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 89731 + ... + 269191.

It is an arithmetic number, because the mean of its divisors is an integer number (10735476661).

Almost surely, 2^32206250521 is an apocalyptic number.

32206250521 is the 179461-st square number.

32206250521 is the 89731-st centered octagonal number.

It is an amenable number.

32206250521 is a deficient number, since it is larger than the sum of its proper divisors (179462).

32206250521 is an frugal number, since it uses more digits than its factorization.

32206250521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358922 (or 179461 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 32206250521 in words is "thirty-two billion, two hundred six million, two hundred fifty thousand, five hundred twenty-one".