6423201 has 12 divisors (see below), whose sum is σ = 9317412. Its totient is φ = 4263936.

The previous prime is 6423191. The next prime is 6423203. The reversal of 6423201 is 1023246.

It is a happy number.

6423201 is a `hidden beast` number, since 642 + 3 + 20 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4100625 + 2322576 = 2025^2 + 1524^2 .

It is not a de Polignac number, because 6423201 - 2¹³ = 6415009 is a prime.

It is a super-2 number, since 2×6423201² = 82515022172802, which contains 22 as substring.

It is a Curzon number.

6423201 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6423203) 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, 925 + ... + 3701.

It is an arithmetic number, because the mean of its divisors is an integer number (776451).

Almost surely, 2^6423201 is an apocalyptic number.

It is an amenable number.

6423201 is a deficient number, since it is larger than the sum of its proper divisors (2894211).

6423201 is a wasteful number, since it uses less digits than its factorization.

6423201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3040 (or 3037 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 6423201 is about 2534.4034801112. The cubic root of 6423201 is about 185.8876359144.

Adding to 6423201 its reverse (1023246), we get a palindrome (7446447).

The spelling of 6423201 in words is "six million, four hundred twenty-three thousand, two hundred one".