1682002861 has 12 divisors (see below), whose sum is σ = 2134490400. Its totient is φ = 1310651160.

The previous prime is 1682002849. The next prime is 1682002879.

1682002861 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1682002861 - 2¹¹ = 1682000813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1682002261) 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, 1559761 + ... + 1560838.

It is an arithmetic number, because the mean of its divisors is an integer number (177874200).

Almost surely, 2^1682002861 is an apocalyptic number.

1682002861 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1682002861 is a deficient number, since it is larger than the sum of its proper divisors (452487539).

1682002861 is a wasteful number, since it uses less digits than its factorization.

1682002861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3120624 (or 3120617 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 1682002861 is about 41012.2281886756. The cubic root of 1682002861 is about 1189.2566176039.

The spelling of 1682002861 in words is "one billion, six hundred eighty-two million, two thousand, eight hundred sixty-one".