440132046 has 16 divisors (see below), whose sum is σ = 884110800. Its totient is φ = 146069568.

The previous prime is 440132029. The next prime is 440132059. The reversal of 440132046 is 640231044.

It is a super-2 number, since 2×440132046² = 387432435832292232, which contains 22 as substring.

It is a Curzon number.

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 in 7 ways as a sum of consecutive naturals, for example, 158791 + ... + 161538.

It is an arithmetic number, because the mean of its divisors is an integer number (55256925).

Almost surely, 2^440132046 is an apocalyptic number.

440132046 is an abundant number, since it is smaller than the sum of its proper divisors (443978754).

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

440132046 is a wasteful number, since it uses less digits than its factorization.

440132046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320563.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 440132046 is about 20979.3242503185. The cubic root of 440132046 is about 760.6665700970. Note that the first 3 decimals are identical.

The spelling of 440132046 in words is "four hundred forty million, one hundred thirty-two thousand, forty-six".