24206401 has 2 divisors, whose sum is σ = 24206402. Its totient is φ = 24206400.

The previous prime is 24206389. The next prime is 24206411. The reversal of 24206401 is 10460242.

It is a Cunningham number, because it is equal to 4920²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24206400 + 1 = 4920^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 24206401 - 2⁹ = 24205889 is a prime.

It is not a weakly prime, because it can be changed into another prime (24206411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12103200 + 12103201.

It is an arithmetic number, because the mean of its divisors is an integer number (12103201).

Almost surely, 2^24206401 is an apocalyptic number.

It is an amenable number.

24206401 is a deficient number, since it is larger than the sum of its proper divisors (1).

24206401 is an equidigital number, since it uses as much as digits as its factorization.

24206401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 24206401 is about 4920.0001016260. Note that the first 3 decimals coincide. The cubic root of 24206401 is about 289.2744486421.

Adding to 24206401 its reverse (10460242), we get a palindrome (34666643).

The spelling of 24206401 in words is "twenty-four million, two hundred six thousand, four hundred one".