1682864347 has 4 divisors (see below), whose sum is σ = 1694009296. Its totient is φ = 1671719400.

The previous prime is 1682864327. The next prime is 1682864369. The reversal of 1682864347 is 7434682861.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1682864347 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1682864347.

It is not an unprimeable number, because it can be changed into a prime (1682864327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5572248 + ... + 5572549.

It is an arithmetic number, because the mean of its divisors is an integer number (423502324).

Almost surely, 2^1682864347 is an apocalyptic number.

1682864347 is a deficient number, since it is larger than the sum of its proper divisors (11144949).

1682864347 is a wasteful number, since it uses less digits than its factorization.

1682864347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11144948.

The product of its digits is 1548288, while the sum is 49.

The square root of 1682864347 is about 41022.7296385796. The cubic root of 1682864347 is about 1189.4596202436.

The spelling of 1682864347 in words is "one billion, six hundred eighty-two million, eight hundred sixty-four thousand, three hundred forty-seven".