40033996 has 12 divisors (see below), whose sum is σ = 70103880. Its totient is φ = 20004320.

The previous prime is 40033967. The next prime is 40034021. The reversal of 40033996 is 69933004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10191 + ... + 13561.

It is an arithmetic number, because the mean of its divisors is an integer number (5841990).

Almost surely, 2^40033996 is an apocalyptic number.

It is an amenable number.

40033996 is a deficient number, since it is larger than the sum of its proper divisors (30069884).

40033996 is a wasteful number, since it uses less digits than its factorization.

40033996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6344 (or 6342 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 40033996 is about 6327.2423693107. The cubic root of 40033996 is about 342.0920491373.

The spelling of 40033996 in words is "forty million, thirty-three thousand, nine hundred ninety-six".