440534466 has 48 divisors (see below), whose sum is σ = 966299256. Its totient is φ = 145041408.

The previous prime is 440534461. The next prime is 440534467. The reversal of 440534466 is 664435044.

It can be written as a sum of positive squares in 4 ways, for example, as 440118441 + 416025 = 20979^2 + 645^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 440534466.

It is not an unprimeable number, because it can be changed into a prime (440534461) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 600636 + ... + 601368.

Almost surely, 2^440534466 is an apocalyptic number.

440534466 is an abundant number, since it is smaller than the sum of its proper divisors (525764790).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440534466 is a wasteful number, since it uses less digits than its factorization.

440534466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107 (or 1104 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

The square root of 440534466 is about 20988.9129304021. The cubic root of 440534466 is about 760.8983294809.

The spelling of 440534466 in words is "four hundred forty million, five hundred thirty-four thousand, four hundred sixty-six".