23424155 has 8 divisors (see below), whose sum is σ = 28155600. Its totient is φ = 18708256.

The previous prime is 23424139. The next prime is 23424173. The reversal of 23424155 is 55142432.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 23424155 - 2⁴ = 23424139 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260 + ... + 6849.

It is an arithmetic number, because the mean of its divisors is an integer number (3519450).

Almost surely, 2^23424155 is an apocalyptic number.

23424155 is a deficient number, since it is larger than the sum of its proper divisors (4731445).

23424155 is an equidigital number, since it uses as much as digits as its factorization.

23424155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7773.

The product of its digits is 4800, while the sum is 26.

The square root of 23424155 is about 4839.8507208384. The cubic root of 23424155 is about 286.1242349073.

Adding to 23424155 its reverse (55142432), we get a palindrome (78566587).

It can be divided in two parts, 234 and 24155, that added together give a cube (24389 = 29³).

The spelling of 23424155 in words is "twenty-three million, four hundred twenty-four thousand, one hundred fifty-five".