44440012 has 12 divisors (see below), whose sum is σ = 81863320. Its totient is φ = 21050496.

The previous prime is 44440007. The next prime is 44440037. The reversal of 44440012 is 21004444.

It is a Harshad number since it is a multiple of its sum of digits (19).

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, 292293 + ... + 292444.

Almost surely, 2^44440012 is an apocalyptic number.

It is an amenable number.

44440012 is a deficient number, since it is larger than the sum of its proper divisors (37423308).

44440012 is a wasteful number, since it uses less digits than its factorization.

44440012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584760 (or 584758 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 44440012 is about 6666.3342250445. The cubic root of 44440012 is about 354.2077472317.

Adding to 44440012 its reverse (21004444), we get a palindrome (65444456).

The spelling of 44440012 in words is "forty-four million, four hundred forty thousand, twelve".