23326513 has 8 divisors (see below), whose sum is σ = 26918528. Its totient is φ = 19799424.

The previous prime is 23326507. The next prime is 23326549. The reversal of 23326513 is 31562332.

It is a happy number.

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 23326513 - 2⁵ = 23326481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23326213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15456 + ... + 16897.

It is an arithmetic number, because the mean of its divisors is an integer number (3364816).

Almost surely, 2^23326513 is an apocalyptic number.

It is an amenable number.

23326513 is a deficient number, since it is larger than the sum of its proper divisors (3592015).

23326513 is a wasteful number, since it uses less digits than its factorization.

23326513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32463.

The product of its digits is 3240, while the sum is 25.

The square root of 23326513 is about 4829.7528922296. The cubic root of 23326513 is about 285.7261180695.

Adding to 23326513 its reverse (31562332), we get a palindrome (54888845).

It can be divided in two parts, 2332 and 6513, that multiplied together give a triangular number (15188316 = T₅₅₁₁).

The spelling of 23326513 in words is "twenty-three million, three hundred twenty-six thousand, five hundred thirteen".