440532434 has 8 divisors (see below), whose sum is σ = 678658188. Its totient is φ = 214313040.

The previous prime is 440532419. The next prime is 440532481. The reversal of 440532434 is 434235044.

It can be written as a sum of positive squares in 2 ways, for example, as 438776809 + 1755625 = 20947^2 + 1325^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 440532397 and 440532406.

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, 2976497 + ... + 2976644.

Almost surely, 2^440532434 is an apocalyptic number.

440532434 is a deficient number, since it is larger than the sum of its proper divisors (238125754).

440532434 is a wasteful number, since it uses less digits than its factorization.

440532434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5953180.

The product of its (nonzero) digits is 23040, while the sum is 29.

The square root of 440532434 is about 20988.8645238374. The cubic root of 440532434 is about 760.8971595779.

Adding to 440532434 its reverse (434235044), we get a palindrome (874767478).

The spelling of 440532434 in words is "four hundred forty million, five hundred thirty-two thousand, four hundred thirty-four".