40117739 has 8 divisors (see below), whose sum is σ = 42751008. Its totient is φ = 37514880.

The previous prime is 40117709. The next prime is 40117741. The reversal of 40117739 is 93771104.

40117739 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40117739 - 2¹² = 40113643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40117709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4847 + ... + 10184.

It is an arithmetic number, because the mean of its divisors is an integer number (5343876).

Almost surely, 2^40117739 is an apocalyptic number.

40117739 is a deficient number, since it is larger than the sum of its proper divisors (2633269).

40117739 is a wasteful number, since it uses less digits than its factorization.

40117739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15205.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 40117739 is about 6333.8565661057. The cubic root of 40117739 is about 342.3304120736.

The spelling of 40117739 in words is "forty million, one hundred seventeen thousand, seven hundred thirty-nine".