32216797 has 2 divisors, whose sum is σ = 32216798. Its totient is φ = 32216796.

The previous prime is 32216771. The next prime is 32216827. The reversal of 32216797 is 79761223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28955161 + 3261636 = 5381^2 + 1806^2 .

It is a cyclic number.

It is not a de Polignac number, because 32216797 - 2⁷ = 32216669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32216897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16108398 + 16108399.

It is an arithmetic number, because the mean of its divisors is an integer number (16108399).

Almost surely, 2^32216797 is an apocalyptic number.

It is an amenable number.

32216797 is a deficient number, since it is larger than the sum of its proper divisors (1).

32216797 is an equidigital number, since it uses as much as digits as its factorization.

32216797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31752, while the sum is 37.

The square root of 32216797 is about 5675.9842318315. The cubic root of 32216797 is about 318.1955635546.

The spelling of 32216797 in words is "thirty-two million, two hundred sixteen thousand, seven hundred ninety-seven".