23355645 has 8 divisors (see below), whose sum is σ = 37369056. Its totient is φ = 12456336.

The previous prime is 23355599. The next prime is 23355653. The reversal of 23355645 is 54655332.

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

It is not a de Polignac number, because 23355645 - 2⁶ = 23355581 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 778507 + ... + 778536.

It is an arithmetic number, because the mean of its divisors is an integer number (4671132).

Almost surely, 2^23355645 is an apocalyptic number.

It is an amenable number.

23355645 is a deficient number, since it is larger than the sum of its proper divisors (14013411).

23355645 is a wasteful number, since it uses less digits than its factorization.

23355645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557051.

The product of its digits is 54000, while the sum is 33.

The square root of 23355645 is about 4832.7678404823. The cubic root of 23355645 is about 285.8450144021.

The spelling of 23355645 in words is "twenty-three million, three hundred fifty-five thousand, six hundred forty-five".