40917232 has 20 divisors (see below), whose sum is σ = 83941056. Its totient is φ = 19255040.

The previous prime is 40917223. The next prime is 40917259. The reversal of 40917232 is 23271904.

It is a self number, because there is not a number n which added to its sum of digits gives 40917232.

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 3 ways as a sum of consecutive naturals, for example, 74944 + ... + 75487.

Almost surely, 2^40917232 is an apocalyptic number.

It is an amenable number.

40917232 is an abundant number, since it is smaller than the sum of its proper divisors (43023824).

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

40917232 is a wasteful number, since it uses less digits than its factorization.

40917232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150456 (or 150450 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 40917232 is about 6396.6578773606. The cubic root of 40917232 is about 344.5895335421.

The spelling of 40917232 in words is "forty million, nine hundred seventeen thousand, two hundred thirty-two".