444223012 has 24 divisors (see below), whose sum is σ = 811944000. Its totient is φ = 212257056.

The previous prime is 444223007. The next prime is 444223027. The reversal of 444223012 is 210322444.

It is a happy 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, 163239 + ... + 165937.

It is an arithmetic number, because the mean of its divisors is an integer number (33831000).

Almost surely, 2^444223012 is an apocalyptic number.

It is an amenable number.

444223012 is a deficient number, since it is larger than the sum of its proper divisors (367720988).

444223012 is a wasteful number, since it uses less digits than its factorization.

444223012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4515 (or 4513 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 444223012 is about 21076.5986819506. The cubic root of 444223012 is about 763.0160688786.

Adding to 444223012 its reverse (210322444), we get a palindrome (654545456).

The spelling of 444223012 in words is "four hundred forty-four million, two hundred twenty-three thousand, twelve".