10098558 has 48 divisors (see below), whose sum is σ = 22941360. Its totient is φ = 3207168.

The previous prime is 10098551. The next prime is 10098559. The reversal of 10098558 is 85589001.

10098558 is a `hidden beast` number, since 10 + 0 + 98 + 558 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10098551) 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, 39166 + ... + 39422.

It is an arithmetic number, because the mean of its divisors is an integer number (477945).

Almost surely, 2^10098558 is an apocalyptic number.

10098558 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10098558, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11470680).

10098558 is an abundant number, since it is smaller than the sum of its proper divisors (12842802).

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

10098558 is a wasteful number, since it uses less digits than its factorization.

10098558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361 (or 358 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 36.

The square root of 10098558 is about 3177.8228396183. The cubic root of 10098558 is about 216.1489456229.

The spelling of 10098558 in words is "ten million, ninety-eight thousand, five hundred fifty-eight".