1622814222 has 16 divisors (see below), whose sum is σ = 3255437952. Its totient is φ = 539303160.

The previous prime is 1622814157. The next prime is 1622814223. The reversal of 1622814222 is 2224182261.

It is a self number, because there is not a number n which added to its sum of digits gives 1622814222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1622814223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406578 + ... + 410549.

It is an arithmetic number, because the mean of its divisors is an integer number (203464872).

Almost surely, 2^1622814222 is an apocalyptic number.

1622814222 is an abundant number, since it is smaller than the sum of its proper divisors (1632623730).

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

1622814222 is a wasteful number, since it uses less digits than its factorization.

1622814222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817463.

The product of its digits is 6144, while the sum is 30.

The square root of 1622814222 is about 40284.1683791536. The cubic root of 1622814222 is about 1175.1399795811.

Adding to 1622814222 its reverse (2224182261), we get a palindrome (3846996483).

The spelling of 1622814222 in words is "one billion, six hundred twenty-two million, eight hundred fourteen thousand, two hundred twenty-two".