1098360 has 96 divisors (see below), whose sum is σ = 3734640. Its totient is φ = 290304.

The previous prime is 1098341. The next prime is 1098373. The reversal of 1098360 is 638901.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9664 + ... + 9776.

2^1098360 is an apocalyptic number.

1098360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1098360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1867320).

1098360 is an abundant number, since it is smaller than the sum of its proper divisors (2636280).

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

1098360 is a wasteful number, since it uses less digits than its factorization.

1098360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139 (or 123 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 1098360 is about 1048.0267172167. The cubic root of 1098360 is about 103.1766848357.

The spelling of 1098360 in words is "one million, ninety-eight thousand, three hundred sixty".