23740117 has 8 divisors (see below), whose sum is σ = 24837120. Its totient is φ = 22648560.

The previous prime is 23740099. The next prime is 23740133. The reversal of 23740117 is 71104732.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-23740117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23740091 and 23740100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23740147) 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, 9484 + ... + 11722.

It is an arithmetic number, because the mean of its divisors is an integer number (3104640).

Almost surely, 2^23740117 is an apocalyptic number.

It is an amenable number.

23740117 is a deficient number, since it is larger than the sum of its proper divisors (1097003).

23740117 is a wasteful number, since it uses less digits than its factorization.

23740117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2723.

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 23740117 is about 4872.3830924918. The cubic root of 23740117 is about 287.4049772928.

Adding to 23740117 its reverse (71104732), we get a palindrome (94844849).

The spelling of 23740117 in words is "twenty-three million, seven hundred forty thousand, one hundred seventeen".