440532 has 24 divisors (see below), whose sum is σ = 1142400. Its totient is φ = 146808.

The previous prime is 440527. The next prime is 440537. The reversal of 440532 is 235044.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (440527) and next prime (440537).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440537) 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, 1932 + ... + 2147.

It is an arithmetic number, because the mean of its divisors is an integer number (47600).

2⁴⁴⁰⁵³² is an apocalyptic number.

It is an amenable number.

440532 is an abundant number, since it is smaller than the sum of its proper divisors (701868).

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

440532 is a wasteful number, since it uses less digits than its factorization.

440532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4092 (or 4084 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 440532 is about 663.7258470182. The cubic root of 440532 is about 76.0896909706.

Adding to 440532 its reverse (235044), we get a palindrome (675576).

The spelling of 440532 in words is "four hundred forty thousand, five hundred thirty-two".