2783827340 has 24 divisors (see below), whose sum is σ = 6681185952. Its totient is φ = 954455040.

The previous prime is 2783827309. The next prime is 2783827369. The reversal of 2783827340 is 437283872.

It is a junction number, because it is equal to n+sod(n) for n = 2783827291 and 2783827300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9942101 + ... + 9942380.

It is an arithmetic number, because the mean of its divisors is an integer number (278382748).

Almost surely, 2^2783827340 is an apocalyptic number.

2783827340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2783827340 is an abundant number, since it is smaller than the sum of its proper divisors (3897358612).

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

2783827340 is a wasteful number, since it uses less digits than its factorization.

2783827340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19884497 (or 19884495 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 44.

The square root of 2783827340 is about 52761.9876426201. The cubic root of 2783827340 is about 1406.7408485944.

The spelling of 2783827340 in words is "two billion, seven hundred eighty-three million, eight hundred twenty-seven thousand, three hundred forty".