33445012 has 24 divisors (see below), whose sum is σ = 61246080. Its totient is φ = 15963840.

The previous prime is 33445007. The next prime is 33445031. The reversal of 33445012 is 21054433.

It is a super-2 number, since 2×33445012² = 2237137655360288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5539 + ... + 9877.

It is an arithmetic number, because the mean of its divisors is an integer number (2551920).

Almost surely, 2^33445012 is an apocalyptic number.

It is an amenable number.

33445012 is a deficient number, since it is larger than the sum of its proper divisors (27801068).

33445012 is a wasteful number, since it uses less digits than its factorization.

33445012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4431 (or 4429 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 33445012 is about 5783.1662607952. The cubic root of 33445012 is about 322.1888094477.

Adding to 33445012 its reverse (21054433), we get a palindrome (54499445).

The spelling of 33445012 in words is "thirty-three million, four hundred forty-five thousand, twelve".