32223013 has 2 divisors, whose sum is σ = 32223014. Its totient is φ = 32223012.

The previous prime is 32223011. The next prime is 32223019. The reversal of 32223013 is 31032223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22724289 + 9498724 = 4767^2 + 3082^2 .

It is an emirp because it is prime and its reverse (31032223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32223013 - 2¹ = 32223011 is a prime.

Together with 32223011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32223011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16111506 + 16111507.

It is an arithmetic number, because the mean of its divisors is an integer number (16111507).

Almost surely, 2^32223013 is an apocalyptic number.

It is an amenable number.

32223013 is a deficient number, since it is larger than the sum of its proper divisors (1).

32223013 is an equidigital number, since it uses as much as digits as its factorization.

32223013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 32223013 is about 5676.5317756532. The cubic root of 32223013 is about 318.2160267562.

Adding to 32223013 its reverse (31032223), we get a palindrome (63255236).

The spelling of 32223013 in words is "thirty-two million, two hundred twenty-three thousand, thirteen".