11238030 has 96 divisors (see below), whose sum is σ = 31337280. Its totient is φ = 2787840.

The previous prime is 11238001. The next prime is 11238041. The reversal of 11238030 is 3083211.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11237994 and 11238012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 126226 + ... + 126314.

It is an arithmetic number, because the mean of its divisors is an integer number (326430).

Almost surely, 2^11238030 is an apocalyptic number.

11238030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11238030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15668640).

11238030 is an abundant number, since it is smaller than the sum of its proper divisors (20099250).

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

11238030 is a wasteful number, since it uses less digits than its factorization.

11238030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186 (or 183 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 11238030 is about 3352.3171091053. The cubic root of 11238030 is about 223.9907388816.

The spelling of 11238030 in words is "eleven million, two hundred thirty-eight thousand, thirty".