2622397680 has 360 divisors, whose sum is σ = 10628038512. Its totient is φ = 599187456.

The previous prime is 2622397649. The next prime is 2622397733. The reversal of 2622397680 is 867932262.

2622397680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (360).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 951184 + ... + 953936.

Almost surely, 2^2622397680 is an apocalyptic number.

2622397680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2622397680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5314019256).

2622397680 is an abundant number, since it is smaller than the sum of its proper divisors (8005640832).

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

2622397680 is a wasteful number, since it uses less digits than its factorization.

2622397680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2795 (or 2770 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The square root of 2622397680 is about 51209.3514897426. The cubic root of 2622397680 is about 1379.0060896259.

The spelling of 2622397680 in words is "two billion, six hundred twenty-two million, three hundred ninety-seven thousand, six hundred eighty".