23802001 has 2 divisors, whose sum is σ = 23802002. Its totient is φ = 23802000.

The previous prime is 23801971. The next prime is 23802007. The reversal of 23802001 is 10020832.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19492225 + 4309776 = 4415^2 + 2076^2 .

It is a cyclic number.

It is not a de Polignac number, because 23802001 - 2⁷ = 23801873 is a prime.

It is not a weakly prime, because it can be changed into another prime (23802007) 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, 11901000 + 11901001.

It is an arithmetic number, because the mean of its divisors is an integer number (11901001).

Almost surely, 2^23802001 is an apocalyptic number.

It is an amenable number.

23802001 is a deficient number, since it is larger than the sum of its proper divisors (1).

23802001 is an equidigital number, since it uses as much as digits as its factorization.

23802001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 23802001 is about 4878.7294452552. The cubic root of 23802001 is about 287.6544893704.

Adding to 23802001 its reverse (10020832), we get a palindrome (33822833).

The spelling of 23802001 in words is "twenty-three million, eight hundred two thousand, one".