29223313 has 4 divisors (see below), whose sum is σ = 33398080. Its totient is φ = 25048548.

The previous prime is 29223307. The next prime is 29223371. The reversal of 29223313 is 31332292.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-29223313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29223373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2087373 + ... + 2087386.

It is an arithmetic number, because the mean of its divisors is an integer number (8349520).

Almost surely, 2^29223313 is an apocalyptic number.

It is an amenable number.

29223313 is a deficient number, since it is larger than the sum of its proper divisors (4174767).

29223313 is an equidigital number, since it uses as much as digits as its factorization.

29223313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4174766.

The product of its digits is 1944, while the sum is 25.

The square root of 29223313 is about 5405.8591361596. The cubic root of 29223313 is about 308.0182742011.

The spelling of 29223313 in words is "twenty-nine million, two hundred twenty-three thousand, three hundred thirteen".