5255998 has 24 divisors (see below), whose sum is σ = 8915256. Its totient is φ = 2320560.

The previous prime is 5255993. The next prime is 5256001. The reversal of 5255998 is 8995525.

Its product of digits (162000) is a multiple of the sum of its prime factors (648).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5255993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8661 + ... + 9247.

It is an arithmetic number, because the mean of its divisors is an integer number (371469).

Almost surely, 2^5255998 is an apocalyptic number.

5255998 is a deficient number, since it is larger than the sum of its proper divisors (3659258).

5255998 is a wasteful number, since it uses less digits than its factorization.

5255998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648 (or 637 counting only the distinct ones).

The product of its digits is 162000, while the sum is 43.

The square root of 5255998 is about 2292.5963447585. The cubic root of 5255998 is about 173.8674950156.

The spelling of 5255998 in words is "five million, two hundred fifty-five thousand, nine hundred ninety-eight".