23216046 has 32 divisors (see below), whose sum is σ = 53744640. Its totient is φ = 6548256.

The previous prime is 23216041. The next prime is 23216047. The reversal of 23216046 is 64061232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23216041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181 + ... + 6816.

It is an arithmetic number, because the mean of its divisors is an integer number (1679520).

Almost surely, 2^23216046 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23216046, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26872320).

23216046 is an abundant number, since it is smaller than the sum of its proper divisors (30528594).

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

23216046 is a wasteful number, since it uses less digits than its factorization.

23216046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7088.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 23216046 is about 4818.3032283160. The cubic root of 23216046 is about 285.2743679772.

Adding to 23216046 its reverse (64061232), we get a palindrome (87277278).

The spelling of 23216046 in words is "twenty-three million, two hundred sixteen thousand, forty-six".