5677993 has 2 divisors, whose sum is σ = 5677994. Its totient is φ = 5677992.

The previous prime is 5677981. The next prime is 5678003. The reversal of 5677993 is 3997765.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3143529 + 2534464 = 1773^2 + 1592^2 .

It is a cyclic number.

It is not a de Polignac number, because 5677993 - 2¹³ = 5669801 is a prime.

5677993 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (5677913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2838996 + 2838997.

It is an arithmetic number, because the mean of its divisors is an integer number (2838997).

Almost surely, 2^5677993 is an apocalyptic number.

It is an amenable number.

5677993 is a deficient number, since it is larger than the sum of its proper divisors (1).

5677993 is an equidigital number, since it uses as much as digits as its factorization.

5677993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 357210, while the sum is 46.

The square root of 5677993 is about 2382.8539611147. The cubic root of 5677993 is about 178.4014107183.

It can be divided in two parts, 5677 and 993, that added together give a triangular number (6670 = T₁₁₅).

The spelling of 5677993 in words is "five million, six hundred seventy-seven thousand, nine hundred ninety-three".