29249999 has 2 divisors, whose sum is σ = 29250000. Its totient is φ = 29249998.

The previous prime is 29249993. The next prime is 29250007. The reversal of 29249999 is 99994292.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29249999 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

29249999 is a modest number, since divided by 9999 gives 2924 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 29249999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29249993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14624999 + 14625000.

It is an arithmetic number, because the mean of its divisors is an integer number (14625000).

Almost surely, 2^29249999 is an apocalyptic number.

29249999 is a deficient number, since it is larger than the sum of its proper divisors (1).

29249999 is an equidigital number, since it uses as much as digits as its factorization.

29249999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 944784, while the sum is 53.

The square root of 29249999 is about 5408.3268207460. The cubic root of 29249999 is about 308.1120038762.

The spelling of 29249999 in words is "twenty-nine million, two hundred forty-nine thousand, nine hundred ninety-nine".