2802763920 has 160 divisors (see below), whose sum is σ = 9593385984. Its totient is φ = 671219200.

The previous prime is 2802763913. The next prime is 2802763933. The reversal of 2802763920 is 293672082.

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 31 ways as a sum of consecutive naturals, for example, 212725 + ... + 225515.

Almost surely, 2^2802763920 is an apocalyptic number.

2802763920 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 2802763920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4796692992).

2802763920 is an abundant number, since it is smaller than the sum of its proper divisors (6790622064).

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

2802763920 is a wasteful number, since it uses less digits than its factorization.

2802763920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12901 (or 12895 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 2802763920 is about 52941.1363686123. The cubic root of 2802763920 is about 1409.9233598502.

The spelling of 2802763920 in words is "two billion, eight hundred two million, seven hundred sixty-three thousand, nine hundred twenty".