32216057 has 2 divisors, whose sum is σ = 32216058. Its totient is φ = 32216056.

The previous prime is 32216053. The next prime is 32216059. The reversal of 32216057 is 75061223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31483321 + 732736 = 5611^2 + 856^2 .

It is an emirp because it is prime and its reverse (75061223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32216057 - 2² = 32216053 is a prime.

Together with 32216059, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (32216053) 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, 16108028 + 16108029.

It is an arithmetic number, because the mean of its divisors is an integer number (16108029).

Almost surely, 2^32216057 is an apocalyptic number.

It is an amenable number.

32216057 is a deficient number, since it is larger than the sum of its proper divisors (1).

32216057 is an equidigital number, since it uses as much as digits as its factorization.

32216057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 32216057 is about 5675.9190445249. The cubic root of 32216057 is about 318.1931272839.

The spelling of 32216057 in words is "thirty-two million, two hundred sixteen thousand, fifty-seven".