5205998 has 8 divisors (see below), whose sum is σ = 8924592. Its totient is φ = 2231136.

The previous prime is 5205997. The next prime is 5206007. The reversal of 5205998 is 8995025.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5205997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185915 + ... + 185942.

It is an arithmetic number, because the mean of its divisors is an integer number (1115574).

Almost surely, 2^5205998 is an apocalyptic number.

5205998 is a deficient number, since it is larger than the sum of its proper divisors (3718594).

5205998 is a wasteful number, since it uses less digits than its factorization.

5205998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371866.

The product of its (nonzero) digits is 32400, while the sum is 38.

The square root of 5205998 is about 2281.6656196735. The cubic root of 5205998 is about 173.3144070394.

The spelling of 5205998 in words is "five million, two hundred five thousand, nine hundred ninety-eight".