29989027 has 2 divisors, whose sum is σ = 29989028. Its totient is φ = 29989026.

The previous prime is 29989019. The next prime is 29989109. The reversal of 29989027 is 72098992.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 29989027 - 2³ = 29989019 is a prime.

It is not a weakly prime, because it can be changed into another prime (29984027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14994513 + 14994514.

It is an arithmetic number, because the mean of its divisors is an integer number (14994514).

Almost surely, 2^29989027 is an apocalyptic number.

29989027 is a deficient number, since it is larger than the sum of its proper divisors (1).

29989027 is an equidigital number, since it uses as much as digits as its factorization.

29989027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 29989027 is about 5476.2237901678. The cubic root of 29989027 is about 310.6853619063.

The spelling of 29989027 in words is "twenty-nine million, nine hundred eighty-nine thousand, twenty-seven".