29380387 has 2 divisors, whose sum is σ = 29380388. Its totient is φ = 29380386.

The previous prime is 29380363. The next prime is 29380397. The reversal of 29380387 is 78308392.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29380387 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (29380357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14690193 + 14690194.

It is an arithmetic number, because the mean of its divisors is an integer number (14690194).

Almost surely, 2^29380387 is an apocalyptic number.

29380387 is a deficient number, since it is larger than the sum of its proper divisors (1).

29380387 is an equidigital number, since it uses as much as digits as its factorization.

29380387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 29380387 is about 5420.3677919492. The cubic root of 29380387 is about 308.5691498807.

The spelling of 29380387 in words is "twenty-nine million, three hundred eighty thousand, three hundred eighty-seven".