24473231 has 2 divisors, whose sum is σ = 24473232. Its totient is φ = 24473230.

The previous prime is 24473221. The next prime is 24473233. The reversal of 24473231 is 13237442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 24473231 - 2¹⁸ = 24211087 is a prime.

It is a super-2 number, since 2×24473231² = 1197878071158722, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 24473233, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 24473231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24473233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12236615 + 12236616.

It is an arithmetic number, because the mean of its divisors is an integer number (12236616).

Almost surely, 2^24473231 is an apocalyptic number.

24473231 is a deficient number, since it is larger than the sum of its proper divisors (1).

24473231 is an equidigital number, since it uses as much as digits as its factorization.

24473231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 26.

The square root of 24473231 is about 4947.0426519285. The cubic root of 24473231 is about 290.3334689559. Note that the first 3 decimals are identical.

The spelling of 24473231 in words is "twenty-four million, four hundred seventy-three thousand, two hundred thirty-one".