33672044 has 24 divisors (see below), whose sum is σ = 67979520. Its totient is φ = 14294736.

The previous prime is 33672031. The next prime is 33672049. The reversal of 33672044 is 44027633.

It is a happy number.

It is a super-2 number, since 2×33672044² = 2267613094275872, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33671998 and 33672016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33672049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2624 + ... + 8615.

It is an arithmetic number, because the mean of its divisors is an integer number (2832480).

Almost surely, 2^33672044 is an apocalyptic number.

It is an amenable number.

33672044 is an abundant number, since it is smaller than the sum of its proper divisors (34307476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33672044 is a wasteful number, since it uses less digits than its factorization.

33672044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11357 (or 11355 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 33672044 is about 5802.7617562674. The cubic root of 33672044 is about 322.9161952256.

Adding to 33672044 its reverse (44027633), we get a palindrome (77699677).

The spelling of 33672044 in words is "thirty-three million, six hundred seventy-two thousand, forty-four".