23438016 has 84 divisors (see below), whose sum is σ = 76791312. Its totient is φ = 6695424.

The previous prime is 23437987. The next prime is 23438027. The reversal of 23438016 is 61083432.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (84).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1126 + ... + 6938.

Almost surely, 2^23438016 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 23438016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38395656).

23438016 is an abundant number, since it is smaller than the sum of its proper divisors (53353296).

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

23438016 is a wasteful number, since it uses less digits than its factorization.

23438016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5838 (or 5825 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 23438016 is about 4841.2824747168. The cubic root of 23438016 is about 286.1806607920.

The spelling of 23438016 in words is "twenty-three million, four hundred thirty-eight thousand, sixteen".