24213265 has 4 divisors (see below), whose sum is σ = 29055924. Its totient is φ = 19370608.

The previous prime is 24213221. The next prime is 24213283. The reversal of 24213265 is 56231242.

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

It can be written as a sum of positive squares in 2 ways, for example, as 18395521 + 5817744 = 4289^2 + 2412^2 .

It is a cyclic number.

It is not a de Polignac number, because 24213265 - 2¹³ = 24205073 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2421322 + ... + 2421331.

It is an arithmetic number, because the mean of its divisors is an integer number (7263981).

Almost surely, 2^24213265 is an apocalyptic number.

It is an amenable number.

24213265 is a deficient number, since it is larger than the sum of its proper divisors (4842659).

24213265 is an equidigital number, since it uses as much as digits as its factorization.

24213265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4842658.

The product of its digits is 2880, while the sum is 25.

The square root of 24213265 is about 4920.6976131439. The cubic root of 24213265 is about 289.3017884101.

The spelling of 24213265 in words is "twenty-four million, two hundred thirteen thousand, two hundred sixty-five".