2783600642 has 16 divisors (see below), whose sum is σ = 4220964000. Its totient is φ = 1376663232.

The previous prime is 2783600623. The next prime is 2783600669. The reversal of 2783600642 is 2460063872.

It is a junction number, because it is equal to n+sod(n) for n = 2783600596 and 2783600605.

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, 100433 + ... + 125115.

It is an arithmetic number, because the mean of its divisors is an integer number (263810250).

Almost surely, 2^2783600642 is an apocalyptic number.

2783600642 is a deficient number, since it is larger than the sum of its proper divisors (1437363358).

2783600642 is a wasteful number, since it uses less digits than its factorization.

2783600642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25297.

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 2783600642 is about 52759.8392908849. The cubic root of 2783600642 is about 1406.7026620794.

The spelling of 2783600642 in words is "two billion, seven hundred eighty-three million, six hundred thousand, six hundred forty-two".