11288250 has 96 divisors (see below), whose sum is σ = 31758480. Its totient is φ = 2889600.

The previous prime is 11288237. The next prime is 11288267. The reversal of 11288250 is 5288211.

It can be written as a sum of positive squares in 8 ways, for example, as 1979649 + 9308601 = 1407^2 + 3051^2 .

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, 65164 + ... + 65336.

Almost surely, 2^11288250 is an apocalyptic number.

11288250 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 11288250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15879240).

11288250 is an abundant number, since it is smaller than the sum of its proper divisors (20470230).

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

11288250 is a wasteful number, since it uses less digits than its factorization.

11288250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225 (or 212 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 27.

The square root of 11288250 is about 3359.7991011369. The cubic root of 11288250 is about 224.3238963335.

The spelling of 11288250 in words is "eleven million, two hundred eighty-eight thousand, two hundred fifty".