23565378 has 8 divisors (see below), whose sum is σ = 47130768. Its totient is φ = 7855124.

The previous prime is 23565343. The next prime is 23565407. The reversal of 23565378 is 87356532.

It is a sphenic number, since it is the product of 3 distinct primes.

23565378 is an admirable number.

It is an unprimeable number.

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, 1963776 + ... + 1963787.

It is an arithmetic number, because the mean of its divisors is an integer number (5891346).

Almost surely, 2^23565378 is an apocalyptic number.

23565378 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

23565378 is a wasteful number, since it uses less digits than its factorization.

23565378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3927568.

The product of its digits is 151200, while the sum is 39.

The square root of 23565378 is about 4854.4183997674. The cubic root of 23565378 is about 286.6980925226.

The spelling of 23565378 in words is "twenty-three million, five hundred sixty-five thousand, three hundred seventy-eight".