440163772 has 6 divisors (see below), whose sum is σ = 770286608. Its totient is φ = 220081884.

The previous prime is 440163751. The next prime is 440163809. The reversal of 440163772 is 277361044.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55020468 + ... + 55020475.

Almost surely, 2^440163772 is an apocalyptic number.

It is an amenable number.

440163772 is a deficient number, since it is larger than the sum of its proper divisors (330122836).

440163772 is a wasteful number, since it uses less digits than its factorization.

440163772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110040947 (or 110040945 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 440163772 is about 20980.0803620959. The cubic root of 440163772 is about 760.6848466786.

The spelling of 440163772 in words is "four hundred forty million, one hundred sixty-three thousand, seven hundred seventy-two".