440502132 has 24 divisors (see below), whose sum is σ = 1174672576. Its totient is φ = 125857728.

The previous prime is 440502071. The next prime is 440502151. The reversal of 440502132 is 231205044.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 440502099 and 440502108.

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, 2621953 + ... + 2622120.

Almost surely, 2^440502132 is an apocalyptic number.

440502132 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

440502132 is an abundant number, since it is smaller than the sum of its proper divisors (734170444).

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

440502132 is a wasteful number, since it uses less digits than its factorization.

440502132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5244087 (or 5244085 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 440502132 is about 20988.1426524597. The cubic root of 440502132 is about 760.8797130877.

Adding to 440502132 its reverse (231205044), we get a palindrome (671707176).

The spelling of 440502132 in words is "four hundred forty million, five hundred two thousand, one hundred thirty-two".