4522401 has 12 divisors (see below), whose sum is σ = 7035028. Its totient is φ = 2782944.

The previous prime is 4522379. The next prime is 4522403. The reversal of 4522401 is 1042254.

It can be written as a sum of positive squares in 2 ways, for example, as 518400 + 4004001 = 720^2 + 2001^2 .

It is not a de Polignac number, because 4522401 - 2⁵ = 4522369 is a prime.

It is a super-2 number, since 2×4522401² = 40904221609602, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4522403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19210 + ... + 19443.

Almost surely, 2^4522401 is an apocalyptic number.

It is an amenable number.

4522401 is a deficient number, since it is larger than the sum of its proper divisors (2512627).

4522401 is a wasteful number, since it uses less digits than its factorization.

4522401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38672 (or 38669 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 4522401 is about 2126.5937552810. The cubic root of 4522401 is about 165.3698590209.

Adding to 4522401 its reverse (1042254), we get a palindrome (5564655).

The spelling of 4522401 in words is "four million, five hundred twenty-two thousand, four hundred one".