40240708 has 24 divisors (see below), whose sum is σ = 77353920. Its totient is φ = 18231840.

The previous prime is 40240703. The next prime is 40240709. The reversal of 40240708 is 80704204.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (40240703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9763 + ... + 13258.

It is an arithmetic number, because the mean of its divisors is an integer number (3223080).

Almost surely, 2^40240708 is an apocalyptic number.

It is an amenable number.

40240708 is a deficient number, since it is larger than the sum of its proper divisors (37113212).

40240708 is a wasteful number, since it uses less digits than its factorization.

40240708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23067 (or 23065 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 40240708 is about 6343.5564157655. The cubic root of 40240708 is about 342.6798260039.

The spelling of 40240708 in words is "forty million, two hundred forty thousand, seven hundred eight".