440720222 has 16 divisors (see below), whose sum is σ = 675784512. Its totient is φ = 215467680.

The previous prime is 440720207. The next prime is 440720233. The reversal of 440720222 is 222027044.

It is a happy number.

It is a congruent 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, 162308 + ... + 165000.

It is an arithmetic number, because the mean of its divisors is an integer number (42236532).

Almost surely, 2^440720222 is an apocalyptic number.

440720222 is a deficient number, since it is larger than the sum of its proper divisors (235064290).

440720222 is a wasteful number, since it uses less digits than its factorization.

440720222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4483.

The product of its (nonzero) digits is 1792, while the sum is 23.

The square root of 440720222 is about 20993.3375621886. The cubic root of 440720222 is about 761.0052613857.

Adding to 440720222 its reverse (222027044), we get a palindrome (662747266).

The spelling of 440720222 in words is "four hundred forty million, seven hundred twenty thousand, two hundred twenty-two".