23316261 has 8 divisors (see below), whose sum is σ = 32160480. Its totient is φ = 15008112.

The previous prime is 23316259. The next prime is 23316281. The reversal of 23316261 is 16261332.

It is a happy number.

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

It is not a de Polignac number, because 23316261 - 2¹ = 23316259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23316281) 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, 133915 + ... + 134088.

It is an arithmetic number, because the mean of its divisors is an integer number (4020060).

Almost surely, 2^23316261 is an apocalyptic number.

It is an amenable number.

23316261 is a deficient number, since it is larger than the sum of its proper divisors (8844219).

23316261 is a wasteful number, since it uses less digits than its factorization.

23316261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268035.

The product of its digits is 1296, while the sum is 24.

The square root of 23316261 is about 4828.6914376464. The cubic root of 23316261 is about 285.6842530694.

Adding to 23316261 its reverse (16261332), we get a palindrome (39577593).

The spelling of 23316261 in words is "twenty-three million, three hundred sixteen thousand, two hundred sixty-one".