24964421 has 2 divisors, whose sum is σ = 24964422. Its totient is φ = 24964420.

The previous prime is 24964417. The next prime is 24964451. The reversal of 24964421 is 12446942.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15880225 + 9084196 = 3985^2 + 3014^2 .

It is a cyclic number.

It is not a de Polignac number, because 24964421 - 2² = 24964417 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24964451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12482210 + 12482211.

It is an arithmetic number, because the mean of its divisors is an integer number (12482211).

Almost surely, 2^24964421 is an apocalyptic number.

It is an amenable number.

24964421 is a deficient number, since it is larger than the sum of its proper divisors (1).

24964421 is an equidigital number, since it uses as much as digits as its factorization.

24964421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 32.

The square root of 24964421 is about 4996.4408332332. The cubic root of 24964421 is about 292.2629964635.

The spelling of 24964421 in words is "twenty-four million, nine hundred sixty-four thousand, four hundred twenty-one".