33449906 has 8 divisors (see below), whose sum is σ = 57342720. Its totient is φ = 14335668.

The previous prime is 33449879. The next prime is 33449917. The reversal of 33449906 is 60994433.

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

It is a super-2 number, since 2×33449906² = 2237792422817672, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 33449906.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1194626 + ... + 1194653.

It is an arithmetic number, because the mean of its divisors is an integer number (7167840).

Almost surely, 2^33449906 is an apocalyptic number.

33449906 is a deficient number, since it is larger than the sum of its proper divisors (23892814).

33449906 is a wasteful number, since it uses less digits than its factorization.

33449906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2389288.

The product of its (nonzero) digits is 69984, while the sum is 38.

The square root of 33449906 is about 5783.5893699328. The cubic root of 33449906 is about 322.2045239498.

The spelling of 33449906 in words is "thirty-three million, four hundred forty-nine thousand, nine hundred six".