5507993 has 2 divisors, whose sum is σ = 5507994. Its totient is φ = 5507992.

The previous prime is 5507989. The next prime is 5508001. The reversal of 5507993 is 3997055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2778889 + 2729104 = 1667^2 + 1652^2 .

It is a cyclic number.

It is not a de Polignac number, because 5507993 - 2² = 5507989 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5507903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2753996 + 2753997.

It is an arithmetic number, because the mean of its divisors is an integer number (2753997).

Almost surely, 2^5507993 is an apocalyptic number.

It is an amenable number.

5507993 is a deficient number, since it is larger than the sum of its proper divisors (1).

5507993 is an equidigital number, since it uses as much as digits as its factorization.

5507993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42525, while the sum is 38.

The square root of 5507993 is about 2346.9113745517. The cubic root of 5507993 is about 176.6028846928.

The spelling of 5507993 in words is "five million, five hundred seven thousand, nine hundred ninety-three".