40432532 has 24 divisors (see below), whose sum is σ = 85122240. Its totient is φ = 16416000.

The previous prime is 40432531. The next prime is 40432543. The reversal of 40432532 is 23523404.

40432532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40432498 and 40432507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40432531) by changing a digit.

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, 37469 + ... + 38532.

It is an arithmetic number, because the mean of its divisors is an integer number (3546760).

Almost surely, 2^40432532 is an apocalyptic number.

It is an amenable number.

40432532 is an abundant number, since it is smaller than the sum of its proper divisors (44689708).

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

40432532 is a wasteful number, since it uses less digits than its factorization.

40432532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76031 (or 76029 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 40432532 is about 6358.6580345227. The cubic root of 40432532 is about 343.2234715158.

Adding to 40432532 its reverse (23523404), we get a palindrome (63955936).

The spelling of 40432532 in words is "forty million, four hundred thirty-two thousand, five hundred thirty-two".