40443032 has 24 divisors (see below), whose sum is σ = 88212060. Its totient is φ = 17332560.

The previous prime is 40443019. The next prime is 40443041. The reversal of 40443032 is 23034404.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40442995 and 40443013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51194 + ... + 51977.

Almost surely, 2^40443032 is an apocalyptic number.

It is an amenable number.

40443032 is an abundant number, since it is smaller than the sum of its proper divisors (47769028).

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

40443032 is a wasteful number, since it uses less digits than its factorization.

40443032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103191 (or 103180 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 40443032 is about 6359.4836268364. The cubic root of 40443032 is about 343.2531797264.

Adding to 40443032 its reverse (23034404), we get a palindrome (63477436).

The spelling of 40443032 in words is "forty million, four hundred forty-three thousand, thirty-two".