40693724 has 12 divisors (see below), whose sum is σ = 71281224. Its totient is φ = 20327664.

The previous prime is 40693711. The next prime is 40693753. The reversal of 40693724 is 42739604.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent 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, 659 + ... + 9045.

It is an arithmetic number, because the mean of its divisors is an integer number (5940102).

Almost surely, 2^40693724 is an apocalyptic number.

It is an amenable number.

40693724 is a deficient number, since it is larger than the sum of its proper divisors (30587500).

40693724 is a wasteful number, since it uses less digits than its factorization.

40693724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9604 (or 9602 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 40693724 is about 6379.1632680156. The cubic root of 40693724 is about 343.9609541945.

The spelling of 40693724 in words is "forty million, six hundred ninety-three thousand, seven hundred twenty-four".