29428144 has 20 divisors (see below), whose sum is σ = 58094496. Its totient is φ = 14436032.

The previous prime is 29428141. The next prime is 29428153. The reversal of 29428144 is 44182492.

It is not an unprimeable number, because it can be changed into a prime (29428141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16504 + ... + 18199.

Almost surely, 2^29428144 is an apocalyptic number.

It is an amenable number.

29428144 is a deficient number, since it is larger than the sum of its proper divisors (28666352).

29428144 is a wasteful number, since it uses less digits than its factorization.

29428144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34764 (or 34758 counting only the distinct ones).

The product of its digits is 18432, while the sum is 34.

The square root of 29428144 is about 5424.7713315862. The cubic root of 29428144 is about 308.7362495584.

The spelling of 29428144 in words is "twenty-nine million, four hundred twenty-eight thousand, one hundred forty-four".