29689601 has 2 divisors, whose sum is σ = 29689602. Its totient is φ = 29689600.

The previous prime is 29689589. The next prime is 29689603. The reversal of 29689601 is 10698692.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18931201 + 10758400 = 4351^2 + 3280^2 .

It is a cyclic number.

It is not a de Polignac number, because 29689601 - 2¹⁰ = 29688577 is a prime.

Together with 29689603, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (29689603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14844800 + 14844801.

It is an arithmetic number, because the mean of its divisors is an integer number (14844801).

Almost surely, 2^29689601 is an apocalyptic number.

It is an amenable number.

29689601 is a deficient number, since it is larger than the sum of its proper divisors (1).

29689601 is an equidigital number, since it uses as much as digits as its factorization.

29689601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 29689601 is about 5448.8164769976. The cubic root of 29689601 is about 309.6478867109.

The spelling of 29689601 in words is "twenty-nine million, six hundred eighty-nine thousand, six hundred one".