23165016 has 64 divisors (see below), whose sum is σ = 70087680. Its totient is φ = 6228480.

The previous prime is 23164991. The next prime is 23165027. The reversal of 23165016 is 61056132.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1200 + ... + 6911.

It is an arithmetic number, because the mean of its divisors is an integer number (1095120).

Almost surely, 2^23165016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23165016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35043840).

23165016 is an abundant number, since it is smaller than the sum of its proper divisors (46922664).

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

23165016 is a wasteful number, since it uses less digits than its factorization.

23165016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8144 (or 8140 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 23165016 is about 4813.0048826071. The cubic root of 23165016 is about 285.0651989954.

The spelling of 23165016 in words is "twenty-three million, one hundred sixty-five thousand, sixteen".