440100212 has 24 divisors (see below), whose sum is σ = 777928704. Its totient is φ = 217842912.

The previous prime is 440100209. The next prime is 440100217. The reversal of 440100212 is 212001044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440100217) 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, 404333 + ... + 405419.

It is an arithmetic number, because the mean of its divisors is an integer number (32413696).

Almost surely, 2^440100212 is an apocalyptic number.

It is an amenable number.

440100212 is a deficient number, since it is larger than the sum of its proper divisors (337828492).

440100212 is a wasteful number, since it uses less digits than its factorization.

440100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2015 (or 2013 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 440100212 is about 20978.5655372335. The cubic root of 440100212 is about 760.6482304164.

Adding to 440100212 its reverse (212001044), we get a palindrome (652101256).

The spelling of 440100212 in words is "four hundred forty million, one hundred thousand, two hundred twelve".