29484221 has 8 divisors (see below), whose sum is σ = 32227104. Its totient is φ = 26809200.

The previous prime is 29484211. The next prime is 29484233. The reversal of 29484221 is 12248492.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 29484221 - 2¹⁰ = 29483197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29484211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16055 + ... + 17796.

It is an arithmetic number, because the mean of its divisors is an integer number (4028388).

Almost surely, 2^29484221 is an apocalyptic number.

It is an amenable number.

29484221 is a deficient number, since it is larger than the sum of its proper divisors (2742883).

29484221 is a wasteful number, since it uses less digits than its factorization.

29484221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33931.

The product of its digits is 9216, while the sum is 32.

The square root of 29484221 is about 5429.9374766198. The cubic root of 29484221 is about 308.9322299473.

The spelling of 29484221 in words is "twenty-nine million, four hundred eighty-four thousand, two hundred twenty-one".