440518716 has 96 divisors (see below), whose sum is σ = 1250054400. Its totient is φ = 133047360.

The previous prime is 440518709. The next prime is 440518753. The reversal of 440518716 is 617815044.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 620970 + ... + 621678.

It is an arithmetic number, because the mean of its divisors is an integer number (13021400).

Almost surely, 2^440518716 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 440518716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (625027200).

440518716 is an abundant number, since it is smaller than the sum of its proper divisors (809535684).

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

440518716 is a wasteful number, since it uses less digits than its factorization.

440518716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256 (or 1248 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 440518716 is about 20988.5377289605. The cubic root of 440518716 is about 760.8892614870.

The spelling of 440518716 in words is "four hundred forty million, five hundred eighteen thousand, seven hundred sixteen".