40493036 has 12 divisors (see below), whose sum is σ = 70990920. Its totient is φ = 20209920.

The previous prime is 40493029. The next prime is 40493051. The reversal of 40493036 is 63039404.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6581 + ... + 11148.

It is an arithmetic number, because the mean of its divisors is an integer number (5915910).

Almost surely, 2^40493036 is an apocalyptic number.

It is an amenable number.

40493036 is a deficient number, since it is larger than the sum of its proper divisors (30497884).

40493036 is a wasteful number, since it uses less digits than its factorization.

40493036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18304 (or 18302 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 40493036 is about 6363.4138636427. The cubic root of 40493036 is about 343.3945882056.

The spelling of 40493036 in words is "forty million, four hundred ninety-three thousand, thirty-six".