23345616 has 40 divisors (see below), whose sum is σ = 68926144. Its totient is φ = 6670080.

The previous prime is 23345611. The next prime is 23345627. The reversal of 23345616 is 61654332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23345611) 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, 34405 + ... + 35076.

Almost surely, 2^23345616 is an apocalyptic number.

It is an amenable number.

23345616 is an abundant number, since it is smaller than the sum of its proper divisors (45580528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23345616 is a wasteful number, since it uses less digits than its factorization.

23345616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69499 (or 69493 counting only the distinct ones).

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

The square root of 23345616 is about 4831.7301249138. The cubic root of 23345616 is about 285.8040942437.

Adding to 23345616 its reverse (61654332), we get a palindrome (84999948).

The spelling of 23345616 in words is "twenty-three million, three hundred forty-five thousand, six hundred sixteen".