29525939 has 2 divisors, whose sum is σ = 29525940. Its totient is φ = 29525938.

The previous prime is 29525933. The next prime is 29525971. The reversal of 29525939 is 93952592.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29525939 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29525939.

It is not a weakly prime, because it can be changed into another prime (29525933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14762969 + 14762970.

It is an arithmetic number, because the mean of its divisors is an integer number (14762970).

Almost surely, 2^29525939 is an apocalyptic number.

29525939 is a deficient number, since it is larger than the sum of its proper divisors (1).

29525939 is an equidigital number, since it uses as much as digits as its factorization.

29525939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 218700, while the sum is 44.

The square root of 29525939 is about 5433.7775994238. Note that the first 3 decimals coincide. The cubic root of 29525939 is about 309.0778667271.

The spelling of 29525939 in words is "twenty-nine million, five hundred twenty-five thousand, nine hundred thirty-nine".