6427922 has 4 divisors (see below), whose sum is σ = 9641886. Its totient is φ = 3213960.

The previous prime is 6427907. The next prime is 6427931. The reversal of 6427922 is 2297246.

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

It can be written as a sum of positive squares in only one way, i.e., 5564881 + 863041 = 2359^2 + 929^2 .

It is a d-powerful number, because it can be written as 6³ + 4¹¹ + 2¹¹ + 7⁴ + 9³ + 2¹⁷ + 2²¹ .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606979 + ... + 1606982.

Almost surely, 2^6427922 is an apocalyptic number.

6427922 is a deficient number, since it is larger than the sum of its proper divisors (3213964).

6427922 is a wasteful number, since it uses less digits than its factorization.

6427922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3213963.

The product of its digits is 12096, while the sum is 32.

The square root of 6427922 is about 2535.3346919095. The cubic root of 6427922 is about 185.9331667234.

The spelling of 6427922 in words is "six million, four hundred twenty-seven thousand, nine hundred twenty-two".