23117716 has 6 divisors (see below), whose sum is σ = 40456010. Its totient is φ = 11558856.

The previous prime is 23117693. The next prime is 23117761. The reversal of 23117716 is 61771132.

It can be written as a sum of positive squares in only one way, i.e., 22752900 + 364816 = 4770^2 + 604^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2889711 + ... + 2889718.

Almost surely, 2^23117716 is an apocalyptic number.

It is an amenable number.

23117716 is a deficient number, since it is larger than the sum of its proper divisors (17338294).

23117716 is a wasteful number, since it uses less digits than its factorization.

23117716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5779433 (or 5779431 counting only the distinct ones).

The product of its digits is 1764, while the sum is 28.

The square root of 23117716 is about 4808.0886015131. The cubic root of 23117716 is about 284.8710445631.

Adding to 23117716 its reverse (61771132), we get a palindrome (84888848).

The spelling of 23117716 in words is "twenty-three million, one hundred seventeen thousand, seven hundred sixteen".