23552455 has 4 divisors (see below), whose sum is σ = 28262952. Its totient is φ = 18841960.

The previous prime is 23552423. The next prime is 23552471. The reversal of 23552455 is 55425532.

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 23552455 - 2⁵ = 23552423 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 2355241 + ... + 2355250.

It is an arithmetic number, because the mean of its divisors is an integer number (7065738).

Almost surely, 2^23552455 is an apocalyptic number.

23552455 is a deficient number, since it is larger than the sum of its proper divisors (4710497).

23552455 is an equidigital number, since it uses as much as digits as its factorization.

23552455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4710496.

The product of its digits is 30000, while the sum is 31.

The square root of 23552455 is about 4853.0871617971. The cubic root of 23552455 is about 286.6456755557.

Adding to 23552455 its reverse (55425532), we get a palindrome (78977987).

The spelling of 23552455 in words is "twenty-three million, five hundred fifty-two thousand, four hundred fifty-five".