29742527 has 2 divisors, whose sum is σ = 29742528. Its totient is φ = 29742526.

The previous prime is 29742509. The next prime is 29742529. The reversal of 29742527 is 72524792.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29742527 is a prime.

Together with 29742529, 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 (29742529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14871263 + 14871264.

It is an arithmetic number, because the mean of its divisors is an integer number (14871264).

Almost surely, 2^29742527 is an apocalyptic number.

29742527 is a deficient number, since it is larger than the sum of its proper divisors (1).

29742527 is an equidigital number, since it uses as much as digits as its factorization.

29742527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70560, while the sum is 38.

The square root of 29742527 is about 5453.6709655057. The cubic root of 29742527 is about 309.8317748388.

It can be divided in two parts, 297 and 42527, that added together give a palindrome (42824).

The spelling of 29742527 in words is "twenty-nine million, seven hundred forty-two thousand, five hundred twenty-seven".