2622819472 has 160 divisors (see below), whose sum is σ = 6464864000. Its totient is φ = 1024192512.

The previous prime is 2622819469. The next prime is 2622819473. The reversal of 2622819472 is 2749182262.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2622819473) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6920179 + ... + 6920557.

It is an arithmetic number, because the mean of its divisors is an integer number (40405400).

Almost surely, 2^2622819472 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 2622819472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3232432000).

2622819472 is an abundant number, since it is smaller than the sum of its proper divisors (3842044528).

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

2622819472 is a wasteful number, since it uses less digits than its factorization.

2622819472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518 (or 498 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The square root of 2622819472 is about 51213.4696344624. The cubic root of 2622819472 is about 1379.0800197495.

The spelling of 2622819472 in words is "two billion, six hundred twenty-two million, eight hundred nineteen thousand, four hundred seventy-two".