24672251 has 2 divisors, whose sum is σ = 24672252. Its totient is φ = 24672250.

The previous prime is 24672247. The next prime is 24672269. The reversal of 24672251 is 15227642.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 24672251 - 2² = 24672247 is a prime.

It is not a weakly prime, because it can be changed into another prime (24672551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12336125 + 12336126.

It is an arithmetic number, because the mean of its divisors is an integer number (12336126).

Almost surely, 2^24672251 is an apocalyptic number.

24672251 is a deficient number, since it is larger than the sum of its proper divisors (1).

24672251 is an equidigital number, since it uses as much as digits as its factorization.

24672251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6720, while the sum is 29.

The square root of 24672251 is about 4967.1169706380. The cubic root of 24672251 is about 291.1183570066.

Adding to 24672251 its reverse (15227642), we get a palindrome (39899893).

The spelling of 24672251 in words is "twenty-four million, six hundred seventy-two thousand, two hundred fifty-one".