40332032 has 36 divisors (see below), whose sum is σ = 86706480. Its totient is φ = 18613248.

The previous prime is 40332029. The next prime is 40332037. The reversal of 40332032 is 23023304.

It is a self number, because there is not a number n which added to its sum of digits gives 40332032.

It is not an unprimeable number, because it can be changed into a prime (40332037) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2732 + ... + 9387.

Almost surely, 2^40332032 is an apocalyptic number.

It is an amenable number.

40332032 is an abundant number, since it is smaller than the sum of its proper divisors (46374448).

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

40332032 is a wasteful number, since it uses less digits than its factorization.

40332032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12148 (or 12134 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 40332032 is about 6350.7505068299. The cubic root of 40332032 is about 342.9388609447.

Adding to 40332032 its reverse (23023304), we get a palindrome (63355336).

The spelling of 40332032 in words is "forty million, three hundred thirty-two thousand, thirty-two".