23426208 has 72 divisors (see below), whose sum is σ = 71754228. Its totient is φ = 7206912.

The previous prime is 23426203. The next prime is 23426209. The reversal of 23426208 is 80262432.

23426208 is a `hidden beast` number, since 2 + 34 + 2 + 620 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 22924944 + 501264 = 4788^2 + 708^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23426201) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 616 + ... + 6872.

Almost surely, 2^23426208 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 23426208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35877114).

23426208 is an abundant number, since it is smaller than the sum of its proper divisors (48328020).

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

23426208 is a wasteful number, since it uses less digits than its factorization.

23426208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6286 (or 6275 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 23426208 is about 4840.0628095098. The cubic root of 23426208 is about 286.1325937417.

The spelling of 23426208 in words is "twenty-three million, four hundred twenty-six thousand, two hundred eight".