24243245 has 8 divisors (see below), whose sum is σ = 31329816. Its totient is φ = 17902656.

The previous prime is 24243239. The next prime is 24243287. The reversal of 24243245 is 54234242.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 17161 + 24226084 = 131^2 + 4922^2 .

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 24243245 - 2⁴ = 24243229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

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, 186422 + ... + 186551.

It is an arithmetic number, because the mean of its divisors is an integer number (3916227).

Almost surely, 2^24243245 is an apocalyptic number.

It is an amenable number.

24243245 is a deficient number, since it is larger than the sum of its proper divisors (7086571).

24243245 is a wasteful number, since it uses less digits than its factorization.

24243245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372991.

The product of its digits is 7680, while the sum is 26.

The square root of 24243245 is about 4923.7429867937. The cubic root of 24243245 is about 289.4211402122.

Adding to 24243245 its reverse (54234242), we get a palindrome (78477487).

The spelling of 24243245 in words is "twenty-four million, two hundred forty-three thousand, two hundred forty-five".