6422549386 has 32 divisors (see below), whose sum is σ = 10778515776. Its totient is φ = 2844816000.

The previous prime is 6422549327. The next prime is 6422549401. The reversal of 6422549386 is 6839452246.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 872176 + ... + 879508.

It is an arithmetic number, because the mean of its divisors is an integer number (336828618).

Almost surely, 2^6422549386 is an apocalyptic number.

6422549386 is a deficient number, since it is larger than the sum of its proper divisors (4355966390).

6422549386 is a wasteful number, since it uses less digits than its factorization.

6422549386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8358.

The product of its digits is 2488320, while the sum is 49.

The square root of 6422549386 is about 80140.8097413546. The cubic root of 6422549386 is about 1858.8134979206.

The spelling of 6422549386 in words is "six billion, four hundred twenty-two million, five hundred forty-nine thousand, three hundred eighty-six".