440380684 has 12 divisors (see below), whose sum is σ = 771194200. Its totient is φ = 220039488.

The previous prime is 440380663. The next prime is 440380687. The reversal of 440380684 is 486083044.

It is not an unprimeable number, because it can be changed into a prime (440380687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31014 + ... + 42925.

Almost surely, 2^440380684 is an apocalyptic number.

It is an amenable number.

440380684 is a deficient number, since it is larger than the sum of its proper divisors (330813516).

440380684 is a wasteful number, since it uses less digits than its factorization.

440380684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75432 (or 75430 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 37.

The square root of 440380684 is about 20985.2492003312. The cubic root of 440380684 is about 760.8097809153.

The spelling of 440380684 in words is "four hundred forty million, three hundred eighty thousand, six hundred eighty-four".