2798500320 has 768 divisors, whose sum is σ = 12541132800. Its totient is φ = 565954560.

The previous prime is 2798500307. The next prime is 2798500337. The reversal of 2798500320 is 230058972.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 15633991 + ... + 15634169.

It is an arithmetic number, because the mean of its divisors is an integer number (16329600).

Almost surely, 2^2798500320 is an apocalyptic number.

2798500320 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 2798500320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6270566400).

2798500320 is an abundant number, since it is smaller than the sum of its proper divisors (9742632480).

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

2798500320 is a wasteful number, since it uses less digits than its factorization.

2798500320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268 (or 254 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 2798500320 is about 52900.8536793122. The cubic root of 2798500320 is about 1409.2080659275.

The spelling of 2798500320 in words is "two billion, seven hundred ninety-eight million, five hundred thousand, three hundred twenty".