1682760797 has 4 divisors (see below), whose sum is σ = 1683848700. Its totient is φ = 1681672896.

The previous prime is 1682760773. The next prime is 1682760901. The reversal of 1682760797 is 7970672861.

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

It can be written as a sum of positive squares in 2 ways, for example, as 399760036 + 1283000761 = 19994^2 + 35819^2 .

It is a cyclic number.

It is not a de Polignac number, because 1682760797 - 2²⁴ = 1665983581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1682760727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 541628 + ... + 544725.

It is an arithmetic number, because the mean of its divisors is an integer number (420962175).

Almost surely, 2^1682760797 is an apocalyptic number.

It is an amenable number.

1682760797 is a deficient number, since it is larger than the sum of its proper divisors (1087903).

1682760797 is a wasteful number, since it uses less digits than its factorization.

1682760797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087902.

The product of its (nonzero) digits is 1778112, while the sum is 53.

The square root of 1682760797 is about 41021.4675139737. The cubic root of 1682760797 is about 1189.4352231356.

The spelling of 1682760797 in words is "one billion, six hundred eighty-two million, seven hundred sixty thousand, seven hundred ninety-seven".