4557998 has 8 divisors (see below), whose sum is σ = 6862008. Its totient is φ = 2270664.

The previous prime is 4557997. The next prime is 4558003. The reversal of 4557998 is 8997554.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4557997) 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 3 ways as a sum of consecutive naturals, for example, 3461 + ... + 4592.

It is an arithmetic number, because the mean of its divisors is an integer number (857751).

Almost surely, 2^4557998 is an apocalyptic number.

4557998 is a deficient number, since it is larger than the sum of its proper divisors (2304010).

4557998 is a wasteful number, since it uses less digits than its factorization.

4557998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8338.

The product of its digits is 453600, while the sum is 47.

The square root of 4557998 is about 2134.9468377456. The cubic root of 4557998 is about 165.8026153440.

It can be divided in two parts, 4557 and 998, that added together give a palindrome (5555).

The spelling of 4557998 in words is "four million, five hundred fifty-seven thousand, nine hundred ninety-eight".