29116689 has 24 divisors (see below), whose sum is σ = 46398912. Its totient is φ = 15908640.

The previous prime is 29116651. The next prime is 29116691. The reversal of 29116689 is 98661192.

It is not a de Polignac number, because 29116689 - 2⁸ = 29116433 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29116689.

It is not an unprimeable number, because it can be changed into a prime (29116489) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 9799 + ... + 12419.

It is an arithmetic number, because the mean of its divisors is an integer number (1933288).

Almost surely, 2^29116689 is an apocalyptic number.

It is an amenable number.

29116689 is a deficient number, since it is larger than the sum of its proper divisors (17282223).

29116689 is a wasteful number, since it uses less digits than its factorization.

29116689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2677 (or 2654 counting only the distinct ones).

The product of its digits is 46656, while the sum is 42.

The square root of 29116689 is about 5395.9882320109. The cubic root of 29116689 is about 307.6432064806.

The spelling of 29116689 in words is "twenty-nine million, one hundred sixteen thousand, six hundred eighty-nine".