444215012 has 24 divisors (see below), whose sum is σ = 796830720. Its totient is φ = 216609120.

The previous prime is 444214997. The next prime is 444215017. The reversal of 444215012 is 210512444.

It is not an unprimeable number, because it can be changed into a prime (444215017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22562 + ... + 37382.

It is an arithmetic number, because the mean of its divisors is an integer number (33201280).

Almost surely, 2^444215012 is an apocalyptic number.

It is an amenable number.

444215012 is a deficient number, since it is larger than the sum of its proper divisors (352615708).

444215012 is a wasteful number, since it uses less digits than its factorization.

444215012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15011 (or 15009 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 444215012 is about 21076.4088971532. The cubic root of 444215012 is about 763.0114884726.

Adding to 444215012 its reverse (210512444), we get a palindrome (654727456).

The spelling of 444215012 in words is "four hundred forty-four million, two hundred fifteen thousand, twelve".