440144827 has 4 divisors (see below), whose sum is σ = 440198280. Its totient is φ = 440091376.

The previous prime is 440144819. The next prime is 440144843. The reversal of 440144827 is 728441044.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 440144827 - 2³ = 440144819 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 440144792 and 440144801.

It is not an unprimeable number, because it can be changed into a prime (440144857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11473 + ... + 31810.

It is an arithmetic number, because the mean of its divisors is an integer number (110049570).

Almost surely, 2^440144827 is an apocalyptic number.

440144827 is a deficient number, since it is larger than the sum of its proper divisors (53453).

440144827 is a wasteful number, since it uses less digits than its factorization.

440144827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53452.

The product of its (nonzero) digits is 28672, while the sum is 34.

The square root of 440144827 is about 20979.6288575370. The cubic root of 440144827 is about 760.6739330277.

It can be divided in two parts, 44014 and 4827, that added together give a square (48841 = 221²).

The spelling of 440144827 in words is "four hundred forty million, one hundred forty-four thousand, eight hundred twenty-seven".