440471912 has 16 divisors (see below), whose sum is σ = 826130340. Its totient is φ = 220170496.

The previous prime is 440471909. The next prime is 440471951. The reversal of 440471912 is 219174044.

It can be written as a sum of positive squares in 2 ways, for example, as 437395396 + 3076516 = 20914^2 + 1754^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32048 + ... + 43680.

Almost surely, 2^440471912 is an apocalyptic number.

It is an amenable number.

440471912 is a deficient number, since it is larger than the sum of its proper divisors (385658428).

440471912 is a wasteful number, since it uses less digits than its factorization.

440471912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16372 (or 16368 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 440471912 is about 20987.4227098041. The cubic root of 440471912 is about 760.8623130124.

The spelling of 440471912 in words is "four hundred forty million, four hundred seventy-one thousand, nine hundred twelve".