4557798 has 48 divisors (see below), whose sum is σ = 11490336. Its totient is φ = 1278720.

The previous prime is 4557793. The next prime is 4557803. The reversal of 4557798 is 8977554.

4557798 is a `hidden beast` number, since 4 + 557 + 7 + 98 = 666.

4557798 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4557793) and next prime (4557803).

4557798 is strictly pandigital in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4557793) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7390 + ... + 7982.

It is an arithmetic number, because the mean of its divisors is an integer number (239382).

Almost surely, 2^4557798 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4557798, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5745168).

4557798 is an abundant number, since it is smaller than the sum of its proper divisors (6932538).

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

4557798 is a wasteful number, since it uses less digits than its factorization.

4557798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669 (or 666 counting only the distinct ones).

The product of its digits is 352800, while the sum is 45.

The square root of 4557798 is about 2134.8999976580. The cubic root of 4557798 is about 165.8001902290.

The spelling of 4557798 in words is "four million, five hundred fifty-seven thousand, seven hundred ninety-eight".