1098608 has 40 divisors (see below), whose sum is σ = 2580192. Its totient is φ = 442368.

The previous prime is 1098593. The next prime is 1098613. The reversal of 1098608 is 8068901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1616 + ... + 2192.

2^1098608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1098608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1290096).

1098608 is an abundant number, since it is smaller than the sum of its proper divisors (1481584).

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

1098608 is a wasteful number, since it uses less digits than its factorization.

1098608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609 (or 603 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 1098608 is about 1048.1450281330. The cubic root of 1098608 is about 103.1844497132.

The spelling of 1098608 in words is "one million, ninety-eight thousand, six hundred eight".