4998558 has 32 divisors (see below), whose sum is σ = 10627200. Its totient is φ = 1562976.

The previous prime is 4998557. The next prime is 4998559. The reversal of 4998558 is 8558994.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4998557) and next prime (4998559).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4998557) 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 15 ways as a sum of consecutive naturals, for example, 18448 + ... + 18716.

It is an arithmetic number, because the mean of its divisors is an integer number (332100).

Almost surely, 2^4998558 is an apocalyptic number.

4998558 is an abundant number, since it is smaller than the sum of its proper divisors (5628642).

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

4998558 is a wasteful number, since it uses less digits than its factorization.

4998558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456.

The product of its digits is 518400, while the sum is 48.

The square root of 4998558 is about 2235.7455132461. The cubic root of 4998558 is about 170.9811545184.

The spelling of 4998558 in words is "four million, nine hundred ninety-eight thousand, five hundred fifty-eight".