5598997 has 2 divisors, whose sum is σ = 5598998. Its totient is φ = 5598996.

The previous prime is 5598979. The next prime is 5599019. The reversal of 5598997 is 7998955.

Together with previous prime (5598979) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4626801 + 972196 = 2151^2 + 986^2 .

It is a cyclic number.

It is not a de Polignac number, because 5598997 - 2¹¹ = 5596949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5598907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2799498 + 2799499.

It is an arithmetic number, because the mean of its divisors is an integer number (2799499).

Almost surely, 2^5598997 is an apocalyptic number.

It is an amenable number.

5598997 is a deficient number, since it is larger than the sum of its proper divisors (1).

5598997 is an equidigital number, since it uses as much as digits as its factorization.

5598997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1020600, while the sum is 52.

The square root of 5598997 is about 2366.2199813204. The cubic root of 5598997 is about 177.5701977189.

The spelling of 5598997 in words is "five million, five hundred ninety-eight thousand, nine hundred ninety-seven".