44002012 has 12 divisors (see below), whose sum is σ = 77751856. Its totient is φ = 21787200.

The previous prime is 44002009. The next prime is 44002033. The reversal of 44002012 is 21020044.

It is a junction number, because it is equal to n+sod(n) for n = 44001983 and 44002001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52989 + ... + 53812.

Almost surely, 2^44002012 is an apocalyptic number.

It is an amenable number.

44002012 is a deficient number, since it is larger than the sum of its proper divisors (33749844).

44002012 is a wasteful number, since it uses less digits than its factorization.

44002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106908 (or 106906 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 44002012 is about 6633.4012391834. The cubic root of 44002012 is about 353.0402145573.

Adding to 44002012 its reverse (21020044), we get a palindrome (65022056).

The spelling of 44002012 in words is "forty-four million, two thousand, twelve".