1622842368 has 132 divisors (see below), whose sum is σ = 5032131912. Its totient is φ = 463626240.

The previous prime is 1622842363. The next prime is 1622842369. The reversal of 1622842368 is 8632482261.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1622842363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 145138 + ... + 155918.

Almost surely, 2^1622842368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1622842368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2516065956).

1622842368 is an abundant number, since it is smaller than the sum of its proper divisors (3409289544).

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

1622842368 is a wasteful number, since it uses less digits than its factorization.

1622842368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10818 (or 10793 counting only the distinct ones).

The product of its digits is 221184, while the sum is 42.

The square root of 1622842368 is about 40284.5177208317. The cubic root of 1622842368 is about 1175.1467733961.

The spelling of 1622842368 in words is "one billion, six hundred twenty-two million, eight hundred forty-two thousand, three hundred sixty-eight".