29889198 has 24 divisors (see below), whose sum is σ = 66994200. Its totient is φ = 9619344.

The previous prime is 29889173. The next prime is 29889221. The reversal of 29889198 is 89198892.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28108 + ... + 29151.

It is an arithmetic number, because the mean of its divisors is an integer number (2791425).

Almost surely, 2^29889198 is an apocalyptic number.

29889198 is an abundant number, since it is smaller than the sum of its proper divisors (37105002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29889198 is a wasteful number, since it uses less digits than its factorization.

29889198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57296 (or 57293 counting only the distinct ones).

The product of its digits is 746496, while the sum is 54.

The square root of 29889198 is about 5467.1014258014. The cubic root of 29889198 is about 310.3402369155.

The spelling of 29889198 in words is "twenty-nine million, eight hundred eighty-nine thousand, one hundred ninety-eight".