29116816 has 45 divisors (see below), whose sum is σ = 60389643. Its totient is φ = 13597920.

The previous prime is 29116811. The next prime is 29116819. The reversal of 29116816 is 61861192.

The square root of 29116816 is 5396.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29116811) 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 8 ways as a sum of consecutive naturals, for example, 410061 + ... + 410131.

Almost surely, 2^29116816 is an apocalyptic number.

29116816 is the 5396-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29116816

29116816 is an abundant number, since it is smaller than the sum of its proper divisors (31272827).

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

29116816 is an equidigital number, since it uses as much as digits as its factorization.

29116816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188 (or 92 counting only the distinct ones).

The product of its digits is 5184, while the sum is 34.

The cubic root of 29116816 is about 307.6436537685.

Multiplying 29116816 by its product of digits (5184), we get a square (150941574144 = 388512²).

The spelling of 29116816 in words is "twenty-nine million, one hundred sixteen thousand, eight hundred sixteen".