29420929 has 2 divisors, whose sum is σ = 29420930. Its totient is φ = 29420928.

The previous prime is 29420921. The next prime is 29420939. The reversal of 29420929 is 92902492.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17205904 + 12215025 = 4148^2 + 3495^2 .

It is a cyclic number.

It is not a de Polignac number, because 29420929 - 2³ = 29420921 is a prime.

It is not a weakly prime, because it can be changed into another prime (29420921) 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, 14710464 + 14710465.

It is an arithmetic number, because the mean of its divisors is an integer number (14710465).

Almost surely, 2^29420929 is an apocalyptic number.

It is an amenable number.

29420929 is a deficient number, since it is larger than the sum of its proper divisors (1).

29420929 is an equidigital number, since it uses as much as digits as its factorization.

29420929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 29420929 is about 5424.1062858318. The cubic root of 29420929 is about 308.7110161842.

The spelling of 29420929 in words is "twenty-nine million, four hundred twenty thousand, nine hundred twenty-nine".