440551132 has 24 divisors (see below), whose sum is σ = 882896000. Its totient is φ = 188423280.

The previous prime is 440551121. The next prime is 440551183. The reversal of 440551132 is 231155044.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 440551097 and 440551106.

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 7 ways as a sum of consecutive naturals, for example, 1794 + ... + 29737.

Almost surely, 2^440551132 is an apocalyptic number.

It is an amenable number.

440551132 is an abundant number, since it is smaller than the sum of its proper divisors (442344868).

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

440551132 is a wasteful number, since it uses less digits than its factorization.

440551132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32041 (or 32039 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 440551132 is about 20989.3099457795. The cubic root of 440551132 is about 760.9079246224.

The spelling of 440551132 in words is "four hundred forty million, five hundred fifty-one thousand, one hundred thirty-two".