2643374220 has 48 divisors (see below), whose sum is σ = 7409374560. Its totient is φ = 704144896.

The previous prime is 2643374147. The next prime is 2643374231. The reversal of 2643374220 is 224733462.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34066 + ... + 80294.

It is an arithmetic number, because the mean of its divisors is an integer number (154361970).

Almost surely, 2^2643374220 is an apocalyptic number.

2643374220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2643374220 is an abundant number, since it is smaller than the sum of its proper divisors (4766000340).

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

2643374220 is a wasteful number, since it uses less digits than its factorization.

2643374220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47194 (or 47192 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 33.

The square root of 2643374220 is about 51413.7551633802. The cubic root of 2643374220 is about 1382.6732157313.

The spelling of 2643374220 in words is "two billion, six hundred forty-three million, three hundred seventy-four thousand, two hundred twenty".