23011016 has 32 divisors (see below), whose sum is σ = 50053440. Its totient is φ = 9713088.

The previous prime is 23010997. The next prime is 23011031. The reversal of 23011016 is 61011032.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 686 + ... + 6818.

It is an arithmetic number, because the mean of its divisors is an integer number (1564170).

Almost surely, 2^23011016 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 23011016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25026720).

23011016 is an abundant number, since it is smaller than the sum of its proper divisors (27042424).

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

23011016 is a wasteful number, since it uses less digits than its factorization.

23011016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6213 (or 6209 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 23011016 is about 4796.9798832182. The cubic root of 23011016 is about 284.4320936930.

Adding to 23011016 its reverse (61011032), we get a palindrome (84022048).

The spelling of 23011016 in words is "twenty-three million, eleven thousand, sixteen".