32223479 has 2 divisors, whose sum is σ = 32223480. Its totient is φ = 32223478.

The previous prime is 32223409. The next prime is 32223491. The reversal of 32223479 is 97432223.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32223479 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32223409) 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, 16111739 + 16111740.

It is an arithmetic number, because the mean of its divisors is an integer number (16111740).

Almost surely, 2^32223479 is an apocalyptic number.

32223479 is a deficient number, since it is larger than the sum of its proper divisors (1).

32223479 is an equidigital number, since it uses as much as digits as its factorization.

32223479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 32.

The square root of 32223479 is about 5676.5728216944. The cubic root of 32223479 is about 318.2175607318.

The spelling of 32223479 in words is "thirty-two million, two hundred twenty-three thousand, four hundred seventy-nine".