29997226 has 8 divisors (see below), whose sum is σ = 51423840. Its totient is φ = 12855948.

The previous prime is 29997217. The next prime is 29997239. The reversal of 29997226 is 62279992.

29997226 is nontrivially palindromic in base 12.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1071316 + ... + 1071343.

It is an arithmetic number, because the mean of its divisors is an integer number (6427980).

Almost surely, 2^29997226 is an apocalyptic number.

29997226 is a deficient number, since it is larger than the sum of its proper divisors (21426614).

29997226 is a wasteful number, since it uses less digits than its factorization.

29997226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2142668.

The product of its digits is 244944, while the sum is 46.

The square root of 29997226 is about 5476.9723388018. The cubic root of 29997226 is about 310.7136731191.

The spelling of 29997226 in words is "twenty-nine million, nine hundred ninety-seven thousand, two hundred twenty-six".