29328223 has 2 divisors, whose sum is σ = 29328224. Its totient is φ = 29328222.

The previous prime is 29328217. The next prime is 29328227. The reversal of 29328223 is 32282392.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29328223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29328227) 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, 14664111 + 14664112.

It is an arithmetic number, because the mean of its divisors is an integer number (14664112).

Almost surely, 2^29328223 is an apocalyptic number.

29328223 is a deficient number, since it is larger than the sum of its proper divisors (1).

29328223 is an equidigital number, since it uses as much as digits as its factorization.

29328223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 31.

The square root of 29328223 is about 5415.5538036290. The cubic root of 29328223 is about 308.3864232582.

The spelling of 29328223 in words is "twenty-nine million, three hundred twenty-eight thousand, two hundred twenty-three".