29942222 has 8 divisors (see below), whose sum is σ = 44977296. Its totient is φ = 14949792.

The previous prime is 29942207. The next prime is 29942279. The reversal of 29942222 is 22224992.

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

It is a congruent number.

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, 8843 + ... + 11750.

It is an arithmetic number, because the mean of its divisors is an integer number (5622162).

Almost surely, 2^29942222 is an apocalyptic number.

29942222 is a deficient number, since it is larger than the sum of its proper divisors (15035074).

29942222 is a wasteful number, since it uses less digits than its factorization.

29942222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21322.

The product of its digits is 10368, while the sum is 32.

The square root of 29942222 is about 5471.9486474199. The cubic root of 29942222 is about 310.5236449762.

The spelling of 29942222 in words is "twenty-nine million, nine hundred forty-two thousand, two hundred twenty-two".