29342879 has 2 divisors, whose sum is σ = 29342880. Its totient is φ = 29342878.

The previous prime is 29342857. The next prime is 29342881. The reversal of 29342879 is 97824392.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29342879 is a prime.

It is a super-2 number, since 2×29342879² = 1722009096017282, which contains 22 as substring.

Together with 29342881, 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 (29342849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14671439 + 14671440.

It is an arithmetic number, because the mean of its divisors is an integer number (14671440).

Almost surely, 2^29342879 is an apocalyptic number.

29342879 is a deficient number, since it is larger than the sum of its proper divisors (1).

29342879 is an equidigital number, since it uses as much as digits as its factorization.

29342879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 44.

The square root of 29342879 is about 5416.9067741655. The cubic root of 29342879 is about 308.4377840102.

The spelling of 29342879 in words is "twenty-nine million, three hundred forty-two thousand, eight hundred seventy-nine".