23364561 has 8 divisors (see below), whose sum is σ = 33984864. Its totient is φ = 14160320.

The previous prime is 23364559. The next prime is 23364569. The reversal of 23364561 is 16546332.

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

It is a cyclic number.

It is not a de Polignac number, because 23364561 - 2¹ = 23364559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23364569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353976 + ... + 354041.

It is an arithmetic number, because the mean of its divisors is an integer number (4248108).

Almost surely, 2^23364561 is an apocalyptic number.

It is an amenable number.

23364561 is a deficient number, since it is larger than the sum of its proper divisors (10620303).

23364561 is a wasteful number, since it uses less digits than its factorization.

23364561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708031.

The product of its digits is 12960, while the sum is 30.

The square root of 23364561 is about 4833.6902052159. The cubic root of 23364561 is about 285.8813834813.

The spelling of 23364561 in words is "twenty-three million, three hundred sixty-four thousand, five hundred sixty-one".