11255250 has 64 divisors (see below), whose sum is σ = 28828800. Its totient is φ = 2923200.

The previous prime is 11255249. The next prime is 11255261. The reversal of 11255250 is 5255211.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32076 + ... + 32424.

It is an arithmetic number, because the mean of its divisors is an integer number (450450).

Almost surely, 2^11255250 is an apocalyptic number.

11255250 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 11255250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14414400).

11255250 is an abundant number, since it is smaller than the sum of its proper divisors (17573550).

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

11255250 is a wasteful number, since it uses less digits than its factorization.

11255250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412 (or 402 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 11255250 is about 3354.8844987570. The cubic root of 11255250 is about 224.1050872776.

The spelling of 11255250 in words is "eleven million, two hundred fifty-five thousand, two hundred fifty".