29629993 has 2 divisors, whose sum is σ = 29629994. Its totient is φ = 29629992.

The previous prime is 29629981. The next prime is 29630009. The reversal of 29629993 is 39992692.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20820969 + 8809024 = 4563^2 + 2968^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29629993 is a prime.

It is not a weakly prime, because it can be changed into another prime (29629393) 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, 14814996 + 14814997.

It is an arithmetic number, because the mean of its divisors is an integer number (14814997).

Almost surely, 2^29629993 is an apocalyptic number.

It is an amenable number.

29629993 is a deficient number, since it is larger than the sum of its proper divisors (1).

29629993 is an equidigital number, since it uses as much as digits as its factorization.

29629993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 472392, while the sum is 49.

The square root of 29629993 is about 5443.3439171157. The cubic root of 29629993 is about 309.4405205309.

The spelling of 29629993 in words is "twenty-nine million, six hundred twenty-nine thousand, nine hundred ninety-three".