29449018 has 8 divisors (see below), whose sum is σ = 44222112. Its totient is φ = 14708316.

The previous prime is 29449009. The next prime is 29449019. The reversal of 29449018 is 81094492.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×29449018² = 1734489322328648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (29449019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5680 + ... + 9547.

It is an arithmetic number, because the mean of its divisors is an integer number (5527764).

Almost surely, 2^29449018 is an apocalyptic number.

29449018 is a deficient number, since it is larger than the sum of its proper divisors (14773094).

29449018 is a wasteful number, since it uses less digits than its factorization.

29449018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16196.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 29449018 is about 5426.6949425963. The cubic root of 29449018 is about 308.8092300055.

The spelling of 29449018 in words is "twenty-nine million, four hundred forty-nine thousand, eighteen".