2822553840 has 80 divisors (see below), whose sum is σ = 8802436608. Its totient is φ = 748163328.

The previous prime is 2822553781. The next prime is 2822553863. The reversal of 2822553840 is 483552282.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4869 + ... + 75291.

Almost surely, 2^2822553840 is an apocalyptic number.

2822553840 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 2822553840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4401218304).

2822553840 is an abundant number, since it is smaller than the sum of its proper divisors (5979882768).

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

2822553840 is a wasteful number, since it uses less digits than its factorization.

2822553840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70606 (or 70600 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 39.

The square root of 2822553840 is about 53127.7125425140. The cubic root of 2822553840 is about 1413.2340032442.

The spelling of 2822553840 in words is "two billion, eight hundred twenty-two million, five hundred fifty-three thousand, eight hundred forty".