440040002 has 16 divisors (see below), whose sum is σ = 729274752. Its totient is φ = 198073920.

The previous prime is 440039983. The next prime is 440040011. The reversal of 440040002 is 200040044.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280574 + ... + 282137.

It is an arithmetic number, because the mean of its divisors is an integer number (45579672).

Almost surely, 2^440040002 is an apocalyptic number.

440040002 is a deficient number, since it is larger than the sum of its proper divisors (289234750).

440040002 is a wasteful number, since it uses less digits than its factorization.

440040002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562753.

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 440040002 is about 20977.1304519946. The cubic root of 440040002 is about 760.6135408030.

Adding to 440040002 its reverse (200040044), we get a palindrome (640080046).

The spelling of 440040002 in words is "four hundred forty million, forty thousand, two".