23809055 has 4 divisors (see below), whose sum is σ = 28570872. Its totient is φ = 19047240.

The previous prime is 23809021. The next prime is 23809063. The reversal of 23809055 is 55090832.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 23809055 - 2⁶ = 23808991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2380901 + ... + 2380910.

It is an arithmetic number, because the mean of its divisors is an integer number (7142718).

Almost surely, 2^23809055 is an apocalyptic number.

23809055 is a deficient number, since it is larger than the sum of its proper divisors (4761817).

23809055 is an equidigital number, since it uses as much as digits as its factorization.

23809055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4761816.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 23809055 is about 4879.4523258251. The cubic root of 23809055 is about 287.6829031488.

Adding to 23809055 its reverse (55090832), we get a palindrome (78899887).

The spelling of 23809055 in words is "twenty-three million, eight hundred nine thousand, fifty-five".