45044012 has 12 divisors (see below), whose sum is σ = 84890736. Its totient is φ = 20789520.

The previous prime is 45043997. The next prime is 45044029. The reversal of 45044012 is 21044054.

45044012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45044012² = 4057926034112288, which contains 22 as substring.

It is an unprimeable number.

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, 433064 + ... + 433167.

It is an arithmetic number, because the mean of its divisors is an integer number (7074228).

Almost surely, 2^45044012 is an apocalyptic number.

It is an amenable number.

45044012 is a deficient number, since it is larger than the sum of its proper divisors (39846724).

45044012 is a wasteful number, since it uses less digits than its factorization.

45044012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866248 (or 866246 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 45044012 is about 6711.4835915765. The cubic root of 45044012 is about 355.8052526561.

Adding to 45044012 its reverse (21044054), we get a palindrome (66088066).

The spelling of 45044012 in words is "forty-five million, forty-four thousand, twelve".