24189955 has 4 divisors (see below), whose sum is σ = 29027952. Its totient is φ = 19351960.

The previous prime is 24189943. The next prime is 24189967. The reversal of 24189955 is 55998142.

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

It is an interprime number because it is at equal distance from previous prime (24189943) and next prime (24189967).

It is not a de Polignac number, because 24189955 - 2⁵ = 24189923 is a prime.

It is a Duffinian 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, 2418991 + ... + 2419000.

It is an arithmetic number, because the mean of its divisors is an integer number (7256988).

Almost surely, 2^24189955 is an apocalyptic number.

24189955 is a deficient number, since it is larger than the sum of its proper divisors (4837997).

24189955 is an equidigital number, since it uses as much as digits as its factorization.

24189955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4837996.

The product of its digits is 129600, while the sum is 43.

The square root of 24189955 is about 4918.3284762204. The cubic root of 24189955 is about 289.2089220982.

The spelling of 24189955 in words is "twenty-four million, one hundred eighty-nine thousand, nine hundred fifty-five".