440000534 has 16 divisors (see below), whose sum is σ = 689160960. Its totient is φ = 210293160.

The previous prime is 440000531. The next prime is 440000543. The reversal of 440000534 is 435000044.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440000531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104237 + ... + 108375.

It is an arithmetic number, because the mean of its divisors is an integer number (43072560).

Almost surely, 2^440000534 is an apocalyptic number.

440000534 is a deficient number, since it is larger than the sum of its proper divisors (249160426).

440000534 is a wasteful number, since it uses less digits than its factorization.

440000534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6475.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 440000534 is about 20976.1896921247. The cubic root of 440000534 is about 760.5907998456.

Adding to 440000534 its reverse (435000044), we get a palindrome (875000578).

The spelling of 440000534 in words is "four hundred forty million, five hundred thirty-four", and thus it is an aban number.