983779673 has 4 divisors (see below), whose sum is σ = 1017703140. Its totient is φ = 949856208.

The previous prime is 983779651. The next prime is 983779703. The reversal of 983779673 is 376977389.

983779673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 192876544 + 790903129 = 13888^2 + 28123^2 .

It is a cyclic number.

It is not a de Polignac number, because 983779673 - 2¹² = 983775577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (983779603) 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, 16961690 + ... + 16961747.

It is an arithmetic number, because the mean of its divisors is an integer number (254425785).

Almost surely, 2^983779673 is an apocalyptic number.

It is an amenable number.

983779673 is a deficient number, since it is larger than the sum of its proper divisors (33923467).

983779673 is a wasteful number, since it uses less digits than its factorization.

983779673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33923466.

The product of its digits is 12002256, while the sum is 59.

The square root of 983779673 is about 31365.2622019967. The cubic root of 983779673 is about 994.5637247982.

The spelling of 983779673 in words is "nine hundred eighty-three million, seven hundred seventy-nine thousand, six hundred seventy-three".