29885243 has 2 divisors, whose sum is σ = 29885244. Its totient is φ = 29885242.

The previous prime is 29885237. The next prime is 29885263. The reversal of 29885243 is 34258892.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29885243 - 2¹² = 29881147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29885243.

It is not a weakly prime, because it can be changed into another prime (29885213) 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 as a sum of consecutive naturals, namely, 14942621 + 14942622.

It is an arithmetic number, because the mean of its divisors is an integer number (14942622).

Almost surely, 2^29885243 is an apocalyptic number.

29885243 is a deficient number, since it is larger than the sum of its proper divisors (1).

29885243 is an equidigital number, since it uses as much as digits as its factorization.

29885243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 41.

The square root of 29885243 is about 5466.7397047966. The cubic root of 29885243 is about 310.3265480261.

The spelling of 29885243 in words is "twenty-nine million, eight hundred eighty-five thousand, two hundred forty-three".