40932432 has 80 divisors (see below), whose sum is σ = 120408960. Its totient is φ = 13305600.

The previous prime is 40932407. The next prime is 40932439. The reversal of 40932432 is 23423904.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 40932396 and 40932405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40932439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16557 + ... + 18867.

It is an arithmetic number, because the mean of its divisors is an integer number (1505112).

Almost surely, 2^40932432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40932432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60204480).

40932432 is an abundant number, since it is smaller than the sum of its proper divisors (79476528).

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

40932432 is a wasteful number, since it uses less digits than its factorization.

40932432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2369 (or 2357 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 40932432 is about 6397.8458874843. The cubic root of 40932432 is about 344.6321978200.

The spelling of 40932432 in words is "forty million, nine hundred thirty-two thousand, four hundred thirty-two".