44012 has 6 divisors (see below), whose sum is σ = 77028. Its totient is φ = 22004.

The previous prime is 43997. The next prime is 44017. The reversal of 44012 is 21044.

It is a super-2 number, since 2×44012² = 3874112288, which contains 22 as substring.

It is a nialpdrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 43984 and 44002.

It is not an unprimeable number, because it can be changed into a prime (44017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5498 + ... + 5505.

It is an arithmetic number, because the mean of its divisors is an integer number (12838).

2⁴⁴⁰¹² is an apocalyptic number.

It is an amenable number.

44012 is a deficient number, since it is larger than the sum of its proper divisors (33016).

44012 is a wasteful number, since it uses less digits than its factorization.

44012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11007 (or 11005 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 44012 is about 209.7903715617. The cubic root of 44012 is about 35.3066924691.

Adding to 44012 its product of nonzero digits (32), we get a palindrome (44044).

Adding to 44012 its reverse (21044), we get a palindrome (65056).

The spelling of 44012 in words is "forty-four thousand, twelve", and thus it is an iban number.