29399999 has 2 divisors, whose sum is σ = 29400000. Its totient is φ = 29399998.

The previous prime is 29399983. The next prime is 29400013. The reversal of 29399999 is 99999392.

It is a strong prime.

29399999 is a truncatable prime.

It is a cyclic number.

It is not a de Polignac number, because 29399999 - 2⁴ = 29399983 is a prime.

29399999 is a modest number, since divided by 9999 gives 2939 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29399969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14699999 + 14700000.

It is an arithmetic number, because the mean of its divisors is an integer number (14700000).

Almost surely, 2^29399999 is an apocalyptic number.

29399999 is a deficient number, since it is larger than the sum of its proper divisors (1).

29399999 is an equidigital number, since it uses as much as digits as its factorization.

29399999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3188646, while the sum is 59.

The square root of 29399999 is about 5422.1765924765. The cubic root of 29399999 is about 308.6377933166.

The spelling of 29399999 in words is "twenty-nine million, three hundred ninety-nine thousand, nine hundred ninety-nine".