440213132 has 12 divisors (see below), whose sum is σ = 772214520. Its totient is φ = 219580416.

The previous prime is 440213117. The next prime is 440213167. The reversal of 440213132 is 231312044.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129653 + ... + 133004.

It is an arithmetic number, because the mean of its divisors is an integer number (64351210).

Almost surely, 2^440213132 is an apocalyptic number.

It is an amenable number.

440213132 is a deficient number, since it is larger than the sum of its proper divisors (332001388).

440213132 is a wasteful number, since it uses less digits than its factorization.

440213132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263080 (or 263078 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 440213132 is about 20981.2566830493. The cubic root of 440213132 is about 760.7132800353.

Adding to 440213132 its reverse (231312044), we get a palindrome (671525176).

The spelling of 440213132 in words is "four hundred forty million, two hundred thirteen thousand, one hundred thirty-two".