23472117 has 6 divisors (see below), whose sum is σ = 33904182. Its totient is φ = 15648072.

The previous prime is 23472079. The next prime is 23472139. The reversal of 23472117 is 71127432.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 13793796 + 9678321 = 3714^2 + 3111^2 .

It is not a de Polignac number, because 23472117 - 2⁷ = 23471989 is a prime.

It is a super-3 number, since 3×23472117³ (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23472217) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1303998 + ... + 1304015.

It is an arithmetic number, because the mean of its divisors is an integer number (5650697).

Almost surely, 2^23472117 is an apocalyptic number.

It is an amenable number.

23472117 is a deficient number, since it is larger than the sum of its proper divisors (10432065).

23472117 is a wasteful number, since it uses less digits than its factorization.

23472117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2608019 (or 2608016 counting only the distinct ones).

The product of its digits is 2352, while the sum is 27.

The square root of 23472117 is about 4844.8030919739. The cubic root of 23472117 is about 286.3193858101.

Adding to 23472117 its reverse (71127432), we get a palindrome (94599549).

The spelling of 23472117 in words is "twenty-three million, four hundred seventy-two thousand, one hundred seventeen".