23406966 has 48 divisors (see below), whose sum is σ = 55839888. Its totient is φ = 7085760.

The previous prime is 23406961. The next prime is 23406983. The reversal of 23406966 is 66960432.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 23406966.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23406961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23470 + ... + 24446.

It is an arithmetic number, because the mean of its divisors is an integer number (1163331).

Almost surely, 2^23406966 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23406966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27919944).

23406966 is an abundant number, since it is smaller than the sum of its proper divisors (32432922).

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

23406966 is a wasteful number, since it uses less digits than its factorization.

23406966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018 (or 993 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 23406966 is about 4838.0746170352. The cubic root of 23406966 is about 286.0542303475.

The spelling of 23406966 in words is "twenty-three million, four hundred six thousand, nine hundred sixty-six".