29228 has 6 divisors (see below), whose sum is σ = 51156. Its totient is φ = 14612.

The previous prime is 29221. The next prime is 29231. The reversal of 29228 is 82292.

It is not an unprimeable number, because it can be changed into a prime (29221) by changing a digit.

29228 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3650 + ... + 3657.

It is an arithmetic number, because the mean of its divisors is an integer number (8526).

2²⁹²²⁸ is an apocalyptic number.

It is an amenable number.

29228 is a deficient number, since it is larger than the sum of its proper divisors (21928).

29228 is a wasteful number, since it uses less digits than its factorization.

29228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7311 (or 7309 counting only the distinct ones).

The product of its digits is 576, while the sum is 23.

The square root of 29228 is about 170.9619840783. The cubic root of 29228 is about 30.8034740558.

The spelling of 29228 in words is "twenty-nine thousand, two hundred twenty-eight".