440433212 has 12 divisors (see below), whose sum is σ = 816096960. Its totient is φ = 207262656.

The previous prime is 440433197. The next prime is 440433221. The reversal of 440433212 is 212334044.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3238412 + ... + 3238547.

It is an arithmetic number, because the mean of its divisors is an integer number (68008080).

Almost surely, 2^440433212 is an apocalyptic number.

It is an amenable number.

440433212 is a deficient number, since it is larger than the sum of its proper divisors (375663748).

440433212 is a wasteful number, since it uses less digits than its factorization.

440433212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6476980 (or 6476978 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 440433212 is about 20986.5007087890. The cubic root of 440433212 is about 760.8400291595.

Adding to 440433212 its reverse (212334044), we get a palindrome (652767256).

The spelling of 440433212 in words is "four hundred forty million, four hundred thirty-three thousand, two hundred twelve".