29389172 has 12 divisors (see below), whose sum is σ = 52155936. Its totient is φ = 14487480.

The previous prime is 29389127. The next prime is 29389183. The reversal of 29389172 is 27198392.

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 3 ways as a sum of consecutive naturals, for example, 51458 + ... + 52025.

It is an arithmetic number, because the mean of its divisors is an integer number (4346328).

Almost surely, 2^29389172 is an apocalyptic number.

It is an amenable number.

29389172 is a deficient number, since it is larger than the sum of its proper divisors (22766764).

29389172 is a wasteful number, since it uses less digits than its factorization.

29389172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103558 (or 103556 counting only the distinct ones).

The product of its digits is 54432, while the sum is 41.

The square root of 29389172 is about 5421.1781007453. The cubic root of 29389172 is about 308.5999017997.

The spelling of 29389172 in words is "twenty-nine million, three hundred eighty-nine thousand, one hundred seventy-two".