40331996 has 12 divisors (see below), whose sum is σ = 70639800. Its totient is φ = 20149200.

The previous prime is 40331983. The next prime is 40331999. The reversal of 40331996 is 69913304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40331999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2330 + ... + 9278.

It is an arithmetic number, because the mean of its divisors is an integer number (5886650).

Almost surely, 2^40331996 is an apocalyptic number.

It is an amenable number.

40331996 is a deficient number, since it is larger than the sum of its proper divisors (30307804).

40331996 is a wasteful number, since it uses less digits than its factorization.

40331996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8404 (or 8402 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 40331996 is about 6350.7476725186. The cubic root of 40331996 is about 342.9387589100.

The spelling of 40331996 in words is "forty million, three hundred thirty-one thousand, nine hundred ninety-six".