5578998 has 16 divisors (see below), whose sum is σ = 11182080. Its totient is φ = 1855656.

The previous prime is 5578987. The next prime is 5579017. The reversal of 5578998 is 8998755.

It is a super-2 number, since 2×5578998² = 62250437368008, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5578998.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3723 + ... + 5001.

It is an arithmetic number, because the mean of its divisors is an integer number (698880).

Almost surely, 2^5578998 is an apocalyptic number.

5578998 is an abundant number, since it is smaller than the sum of its proper divisors (5603082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5578998 is a wasteful number, since it uses less digits than its factorization.

5578998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011.

The product of its digits is 907200, while the sum is 51.

The square root of 5578998 is about 2361.9902624693. The cubic root of 5578998 is about 177.3585251050.

The spelling of 5578998 in words is "five million, five hundred seventy-eight thousand, nine hundred ninety-eight".