440239104 has 88 divisors (see below), whose sum is σ = 1303857120. Its totient is φ = 146737152.

The previous prime is 440239097. The next prime is 440239109. The reversal of 440239104 is 401932044.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (440239109) 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, 19687 + ... + 35609.

Almost surely, 2^440239104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 440239104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (651928560).

440239104 is an abundant number, since it is smaller than the sum of its proper divisors (863618016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440239104 is a wasteful number, since it uses less digits than its factorization.

440239104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15952 (or 15928 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 440239104 is about 20981.8756072950. The cubic root of 440239104 is about 760.7282401045.

The spelling of 440239104 in words is "four hundred forty million, two hundred thirty-nine thousand, one hundred four".