4642022401 has 2 divisors, whose sum is σ = 4642022402. Its totient is φ = 4642022400.

The previous prime is 4642022377. The next prime is 4642022453. The reversal of 4642022401 is 1042202464.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4478821776 + 163200625 = 66924^2 + 12775^2 .

It is a cyclic number.

It is not a de Polignac number, because 4642022401 - 2⁵ = 4642022369 is a prime.

It is not a weakly prime, because it can be changed into another prime (4642022461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2321011200 + 2321011201.

It is an arithmetic number, because the mean of its divisors is an integer number (2321011201).

Almost surely, 2^4642022401 is an apocalyptic number.

It is an amenable number.

4642022401 is a deficient number, since it is larger than the sum of its proper divisors (1).

4642022401 is an equidigital number, since it uses as much as digits as its factorization.

4642022401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 4642022401 is about 68132.3887809609. The cubic root of 4642022401 is about 1668.1524742630.

Adding to 4642022401 its reverse (1042202464), we get a palindrome (5684224865).

The spelling of 4642022401 in words is "four billion, six hundred forty-two million, twenty-two thousand, four hundred one".