29450018 has 16 divisors (see below), whose sum is σ = 50372280. Its totient is φ = 12792576.

The previous prime is 29450017. The next prime is 29450021. The reversal of 29450018 is 81005492.

It can be written as a sum of positive squares in 4 ways, for example, as 20729809 + 8720209 = 4553^2 + 2953^2 .

It is not an unprimeable number, because it can be changed into a prime (29450017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32873 + ... + 33756.

Almost surely, 2^29450018 is an apocalyptic number.

29450018 is a deficient number, since it is larger than the sum of its proper divisors (20922262).

29450018 is a wasteful number, since it uses less digits than its factorization.

29450018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66661.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 29450018 is about 5426.7870789262. The cubic root of 29450018 is about 308.8127253765.

The spelling of 29450018 in words is "twenty-nine million, four hundred fifty thousand, eighteen".