440225544 has 64 divisors (see below), whose sum is σ = 1239367680. Its totient is φ = 129096000.

The previous prime is 440225503. The next prime is 440225567. The reversal of 440225544 is 445522044.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18712 + ... + 35079.

It is an arithmetic number, because the mean of its divisors is an integer number (19365120).

Almost surely, 2^440225544 is an apocalyptic number.

440225544 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

440225544 is an abundant number, since it is smaller than the sum of its proper divisors (799142136).

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

440225544 is a wasteful number, since it uses less digits than its factorization.

440225544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53842 (or 53838 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 440225544 is about 20981.5524687760. The cubic root of 440225544 is about 760.7204295149.

Adding to 440225544 its reverse (445522044), we get a palindrome (885747588).

The spelling of 440225544 in words is "four hundred forty million, two hundred twenty-five thousand, five hundred forty-four".