6422533 has 4 divisors (see below), whose sum is σ = 6916588. Its totient is φ = 5928480.

The previous prime is 6422531. The next prime is 6422539. The reversal of 6422533 is 3352246.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2666689 + 3755844 = 1633^2 + 1938^2 .

It is a cyclic number.

It is not a de Polignac number, because 6422533 - 2¹ = 6422531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6422498 and 6422507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6422531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247008 + ... + 247033.

It is an arithmetic number, because the mean of its divisors is an integer number (1729147).

Almost surely, 2^6422533 is an apocalyptic number.

It is an amenable number.

6422533 is a deficient number, since it is larger than the sum of its proper divisors (494055).

6422533 is a wasteful number, since it uses less digits than its factorization.

6422533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494054.

The product of its digits is 4320, while the sum is 25.

The square root of 6422533 is about 2534.2716902495. The cubic root of 6422533 is about 185.8811917108.

Adding to 6422533 its reverse (3352246), we get a palindrome (9774779).

The spelling of 6422533 in words is "six million, four hundred twenty-two thousand, five hundred thirty-three".