22432001 has 2 divisors, whose sum is σ = 22432002. Its totient is φ = 22432000.

The previous prime is 22431973. The next prime is 22432021. The reversal of 22432001 is 10023422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21381376 + 1050625 = 4624^2 + 1025^2 .

It is a cyclic number.

It is not a de Polignac number, because 22432001 - 2¹⁸ = 22169857 is a prime.

It is not a weakly prime, because it can be changed into another prime (22432021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11216000 + 11216001.

It is an arithmetic number, because the mean of its divisors is an integer number (11216001).

Almost surely, 2^22432001 is an apocalyptic number.

It is an amenable number.

22432001 is a deficient number, since it is larger than the sum of its proper divisors (1).

22432001 is an equidigital number, since it uses as much as digits as its factorization.

22432001 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 14.

The square root of 22432001 is about 4736.2433425659. The cubic root of 22432001 is about 282.0261238646.

Adding to 22432001 its reverse (10023422), we get a palindrome (32455423).

The spelling of 22432001 in words is "twenty-two million, four hundred thirty-two thousand, one".