440453132 has 24 divisors (see below), whose sum is σ = 889464576. Its totient is φ = 186931728.

The previous prime is 440453107. The next prime is 440453137. The reversal of 440453132 is 231354044.

It is a super-2 number, since 2×440453132² = 387997922977218848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (440453137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73478 + ... + 79245.

It is an arithmetic number, because the mean of its divisors is an integer number (37061024).

Almost surely, 2^440453132 is an apocalyptic number.

It is an amenable number.

440453132 is an abundant number, since it is smaller than the sum of its proper divisors (449011444).

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

440453132 is a wasteful number, since it uses less digits than its factorization.

440453132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152837 (or 152835 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 440453132 is about 20986.9752942152. The cubic root of 440453132 is about 760.8514994607.

The spelling of 440453132 in words is "four hundred forty million, four hundred fifty-three thousand, one hundred thirty-two".