2248320840 has 64 divisors (see below), whose sum is σ = 7038230400. Its totient is φ = 573484032.

The previous prime is 2248320827. The next prime is 2248320857. The reversal of 2248320840 is 480238422.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404545 + ... + 410064.

It is an arithmetic number, because the mean of its divisors is an integer number (109972350).

Almost surely, 2^2248320840 is an apocalyptic number.

2248320840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2248320840 is an abundant number, since it is smaller than the sum of its proper divisors (4789909560).

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

2248320840 is a wasteful number, since it uses less digits than its factorization.

2248320840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814646 (or 814642 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 33.

The square root of 2248320840 is about 47416.4616984439. The cubic root of 2248320840 is about 1310.0446423417.

The spelling of 2248320840 in words is "two billion, two hundred forty-eight million, three hundred twenty thousand, eight hundred forty".