23642608 has 20 divisors (see below), whose sum is σ = 49972248. Its totient is φ = 10746560.

The previous prime is 23642603. The next prime is 23642621. The reversal of 23642608 is 80624632.

It is a self number, because there is not a number n which added to its sum of digits gives 23642608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23642603) 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 3 ways as a sum of consecutive naturals, for example, 66991 + ... + 67342.

Almost surely, 2^23642608 is an apocalyptic number.

It is an amenable number.

23642608 is an abundant number, since it is smaller than the sum of its proper divisors (26329640).

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

23642608 is a wasteful number, since it uses less digits than its factorization.

23642608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134352 (or 134346 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 23642608 is about 4862.3665020235. The cubic root of 23642608 is about 287.0109462574.

The spelling of 23642608 in words is "twenty-three million, six hundred forty-two thousand, six hundred eight".