29669999 has 2 divisors, whose sum is σ = 29670000. Its totient is φ = 29669998.

The previous prime is 29669993. The next prime is 29670013. The reversal of 29669999 is 99996692.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29669999 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

29669999 is a modest number, since divided by 9999 gives 2966 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29669993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14834999 + 14835000.

It is an arithmetic number, because the mean of its divisors is an integer number (14835000).

Almost surely, 2^29669999 is an apocalyptic number.

29669999 is a deficient number, since it is larger than the sum of its proper divisors (1).

29669999 is an equidigital number, since it uses as much as digits as its factorization.

29669999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4251528, while the sum is 59.

The square root of 29669999 is about 5447.0174407652. The cubic root of 29669999 is about 309.5797253124.

The spelling of 29669999 in words is "twenty-nine million, six hundred sixty-nine thousand, nine hundred ninety-nine".