23461217 has 4 divisors (see below), whose sum is σ = 25265940. Its totient is φ = 21656496.

The previous prime is 23461159. The next prime is 23461223. The reversal of 23461217 is 71216432.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10182481 + 13278736 = 3191^2 + 3644^2 .

It is a cyclic number.

It is not a de Polignac number, because 23461217 - 2⁶ = 23461153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23461267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 902342 + ... + 902367.

It is an arithmetic number, because the mean of its divisors is an integer number (6316485).

Almost surely, 2^23461217 is an apocalyptic number.

It is an amenable number.

23461217 is a deficient number, since it is larger than the sum of its proper divisors (1804723).

23461217 is a wasteful number, since it uses less digits than its factorization.

23461217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1804722.

The product of its digits is 2016, while the sum is 26.

The square root of 23461217 is about 4843.6780446268. The cubic root of 23461217 is about 286.2750585412.

Adding to 23461217 its reverse (71216432), we get a palindrome (94677649).

The spelling of 23461217 in words is "twenty-three million, four hundred sixty-one thousand, two hundred seventeen".