33444412 has 12 divisors (see below), whose sum is σ = 60415936. Its totient is φ = 16182720.

The previous prime is 33444407. The next prime is 33444419. The reversal of 33444412 is 21444433.

It is a super-2 number, since 2×33444412² = 2237057388051488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33444419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134733 + ... + 134980.

Almost surely, 2^33444412 is an apocalyptic number.

It is an amenable number.

33444412 is a deficient number, since it is larger than the sum of its proper divisors (26971524).

33444412 is a wasteful number, since it uses less digits than its factorization.

33444412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269748 (or 269746 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 33444412 is about 5783.1143858651. The cubic root of 33444412 is about 322.1868827584.

Adding to 33444412 its reverse (21444433), we get a palindrome (54888845).

It can be divided in two parts, 33444 and 412, that added together give a square (33856 = 184²).

The spelling of 33444412 in words is "thirty-three million, four hundred forty-four thousand, four hundred twelve".