32223967 has 2 divisors, whose sum is σ = 32223968. Its totient is φ = 32223966.

The previous prime is 32223937. The next prime is 32223977. The reversal of 32223967 is 76932223.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32223967 is a prime.

It is equal to p_1986721 and since 32223967 and 1986721 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32223937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16111983 + 16111984.

It is an arithmetic number, because the mean of its divisors is an integer number (16111984).

Almost surely, 2^32223967 is an apocalyptic number.

32223967 is a deficient number, since it is larger than the sum of its proper divisors (1).

32223967 is an equidigital number, since it uses as much as digits as its factorization.

32223967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 34.

The square root of 32223967 is about 5676.6158052135. The cubic root of 32223967 is about 318.2191671111.

The spelling of 32223967 in words is "thirty-two million, two hundred twenty-three thousand, nine hundred sixty-seven".