440161332 has 48 divisors (see below), whose sum is σ = 1107641472. Its totient is φ = 135239040.

The previous prime is 440161321. The next prime is 440161349. The reversal of 440161332 is 233161044.

It is a super-3 number, since 3×440161332³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 136782 + ... + 139962.

It is an arithmetic number, because the mean of its divisors is an integer number (23075864).

Almost surely, 2^440161332 is an apocalyptic number.

It is an amenable number.

440161332 is an abundant number, since it is smaller than the sum of its proper divisors (667480140).

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

440161332 is a wasteful number, since it uses less digits than its factorization.

440161332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4088 (or 4086 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 440161332 is about 20980.0222116184. The cubic root of 440161332 is about 760.6834410848.

The spelling of 440161332 in words is "four hundred forty million, one hundred sixty-one thousand, three hundred thirty-two".