1682494893 has 12 divisors (see below), whose sum is σ = 2457577980. Its totient is φ = 1109059776.

The previous prime is 1682494889. The next prime is 1682494903. The reversal of 1682494893 is 3984942861.

1682494893 is a `hidden beast` number, since 1 + 68 + 2 + 494 + 8 + 93 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 564395049 + 1118099844 = 23757^2 + 33438^2 .

It is not a de Polignac number, because 1682494893 - 2² = 1682494889 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1682494843) 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, 1049446 + ... + 1051047.

It is an arithmetic number, because the mean of its divisors is an integer number (204798165).

Almost surely, 2^1682494893 is an apocalyptic number.

It is an amenable number.

1682494893 is a deficient number, since it is larger than the sum of its proper divisors (775083087).

1682494893 is a wasteful number, since it uses less digits than its factorization.

1682494893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100588 (or 2100585 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 54.

The square root of 1682494893 is about 41018.2263512210. The cubic root of 1682494893 is about 1189.3725696983.

The spelling of 1682494893 in words is "one billion, six hundred eighty-two million, four hundred ninety-four thousand, eight hundred ninety-three".