2083781367 has 12 divisors (see below), whose sum is σ = 3027306984. Its totient is φ = 1381156560.

The previous prime is 2083781363. The next prime is 2083781369. The reversal of 2083781367 is 7631873802.

2083781367 is a `hidden beast` number, since 208 + 3 + 7 + 81 + 367 = 666.

It is not a de Polignac number, because 2083781367 - 2² = 2083781363 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2083781363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 667609 + ... + 670722.

It is an arithmetic number, because the mean of its divisors is an integer number (252275582).

Almost surely, 2^2083781367 is an apocalyptic number.

2083781367 is a deficient number, since it is larger than the sum of its proper divisors (943525617).

2083781367 is a wasteful number, since it uses less digits than its factorization.

2083781367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1338510 (or 1338507 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The square root of 2083781367 is about 45648.4541578354. The cubic root of 2083781367 is about 1277.2739360735.

The spelling of 2083781367 in words is "two billion, eighty-three million, seven hundred eighty-one thousand, three hundred sixty-seven".