7006421822 has 4 divisors (see below), whose sum is σ = 10509632736. Its totient is φ = 3503210910.

The previous prime is 7006421819. The next prime is 7006421881. The reversal of 7006421822 is 2281246007.

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

It is a congruent 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 as a sum of consecutive naturals, namely, 1751605454 + ... + 1751605457.

It is an arithmetic number, because the mean of its divisors is an integer number (2627408184).

Almost surely, 2^7006421822 is an apocalyptic number.

7006421822 is a deficient number, since it is larger than the sum of its proper divisors (3503210914).

7006421822 is a wasteful number, since it uses less digits than its factorization.

7006421822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3503210913.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 7006421822 is about 83704.3715823732. The cubic root of 7006421822 is about 1913.5159803368.

Adding to 7006421822 its reverse (2281246007), we get a palindrome (9287667829).

The spelling of 7006421822 in words is "seven billion, six million, four hundred twenty-one thousand, eight hundred twenty-two".