2982318693 has 4 divisors (see below), whose sum is σ = 3976424928. Its totient is φ = 1988212460.

The previous prime is 2982318643. The next prime is 2982318697. The reversal of 2982318693 is 3968132892.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2982318693 - 2⁹ = 2982318181 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2982318697) 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, 497053113 + ... + 497053118.

It is an arithmetic number, because the mean of its divisors is an integer number (994106232).

Almost surely, 2^2982318693 is an apocalyptic number.

It is an amenable number.

2982318693 is a deficient number, since it is larger than the sum of its proper divisors (994106235).

2982318693 is an equidigital number, since it uses as much as digits as its factorization.

2982318693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994106234.

The product of its digits is 1119744, while the sum is 51.

The square root of 2982318693 is about 54610.6097109344. The cubic root of 2982318693 is about 1439.4105568818.

It can be divided in two parts, 29823 and 18693, that added together give a triangular number (48516 = T₃₁₁).

The spelling of 2982318693 in words is "two billion, nine hundred eighty-two million, three hundred eighteen thousand, six hundred ninety-three".