29429399 has 2 divisors, whose sum is σ = 29429400. Its totient is φ = 29429398.

The previous prime is 29429383. The next prime is 29429401. The reversal of 29429399 is 99392492.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 29429399 - 2⁴ = 29429383 is a prime.

Together with 29429401, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29429359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14714699 + 14714700.

It is an arithmetic number, because the mean of its divisors is an integer number (14714700).

Almost surely, 2^29429399 is an apocalyptic number.

29429399 is a deficient number, since it is larger than the sum of its proper divisors (1).

29429399 is an equidigital number, since it uses as much as digits as its factorization.

29429399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 314928, while the sum is 47.

The square root of 29429399 is about 5424.8870034315. The cubic root of 29429399 is about 308.7406383105.

The spelling of 29429399 in words is "twenty-nine million, four hundred twenty-nine thousand, three hundred ninety-nine".