11098380 has 48 divisors (see below), whose sum is σ = 31379040. Its totient is φ = 2930688.

The previous prime is 11098379. The next prime is 11098391. The reversal of 11098380 is 8389011.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5692 + ... + 7388.

It is an arithmetic number, because the mean of its divisors is an integer number (653730).

Almost surely, 2^11098380 is an apocalyptic number.

11098380 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 11098380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15689520).

11098380 is an abundant number, since it is smaller than the sum of its proper divisors (20280660).

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

11098380 is a wasteful number, since it uses less digits than its factorization.

11098380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1818 (or 1816 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 30.

The square root of 11098380 is about 3331.4231193290. The cubic root of 11098380 is about 223.0590578699.

The spelling of 11098380 in words is "eleven million, ninety-eight thousand, three hundred eighty".