676837093 has 4 divisors (see below), whose sum is σ = 686108908. Its totient is φ = 667565280.

The previous prime is 676837039. The next prime is 676837111. The reversal of 676837093 is 390738676.

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 554225764 + 122611329 = 23542^2 + 11073^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-676837093 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 (676837393) 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, 4635798 + ... + 4635943.

It is an arithmetic number, because the mean of its divisors is an integer number (171527227).

Almost surely, 2^676837093 is an apocalyptic number.

It is an amenable number.

676837093 is a deficient number, since it is larger than the sum of its proper divisors (9271815).

676837093 is an equidigital number, since it uses as much as digits as its factorization.

676837093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9271814.

The product of its (nonzero) digits is 1143072, while the sum is 49.

The square root of 676837093 is about 26016.0929618573. The cubic root of 676837093 is about 878.0004068920. Note that the first 3 decimals are identical.

The spelling of 676837093 in words is "six hundred seventy-six million, eight hundred thirty-seven thousand, ninety-three".