7822226238 has 32 divisors (see below), whose sum is σ = 15854553600. Its totient is φ = 2572442496.

The previous prime is 7822226213. The next prime is 7822226257. The reversal of 7822226238 is 8326222287.

It is a super-2 number, since 2×7822226238² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7822226238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 700245 + ... + 711327.

It is an arithmetic number, because the mean of its divisors is an integer number (495454800).

Almost surely, 2^7822226238 is an apocalyptic number.

7822226238 is an abundant number, since it is smaller than the sum of its proper divisors (8032327362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7822226238 is a wasteful number, since it uses less digits than its factorization.

7822226238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12656.

The product of its digits is 258048, while the sum is 42.

The square root of 7822226238 is about 88443.3504453557. The cubic root of 7822226238 is about 1985.0744103046.

The spelling of 7822226238 in words is "seven billion, eight hundred twenty-two million, two hundred twenty-six thousand, two hundred thirty-eight".