32216069 has 2 divisors, whose sum is σ = 32216070. Its totient is φ = 32216068.

The previous prime is 32216059. The next prime is 32216081. The reversal of 32216069 is 96061223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31787044 + 429025 = 5638^2 + 655^2 .

It is an emirp because it is prime and its reverse (96061223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32216069 - 2⁴ = 32216053 is a prime.

It is a super-2 number, since 2×32216069² = 2075750203625522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32216029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16108034 + 16108035.

It is an arithmetic number, because the mean of its divisors is an integer number (16108035).

Almost surely, 2^32216069 is an apocalyptic number.

It is an amenable number.

32216069 is a deficient number, since it is larger than the sum of its proper divisors (1).

32216069 is an equidigital number, since it uses as much as digits as its factorization.

32216069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 32216069 is about 5675.9201016223. The cubic root of 32216069 is about 318.1931667913.

The spelling of 32216069 in words is "thirty-two million, two hundred sixteen thousand, sixty-nine".