11225400 has 96 divisors (see below), whose sum is σ = 35555760. Its totient is φ = 2928640.

The previous prime is 11225359. The next prime is 11225413. The reversal of 11225400 is 452211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11225400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31624 + ... + 31976.

Almost surely, 2^11225400 is an apocalyptic number.

11225400 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 11225400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17777880).

11225400 is an abundant number, since it is smaller than the sum of its proper divisors (24330360).

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

11225400 is a wasteful number, since it uses less digits than its factorization.

11225400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425 (or 416 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 11225400 is about 3350.4328078623. The cubic root of 11225400 is about 223.9067958329.

Adding to 11225400 its reverse (452211), we get a palindrome (11677611).

The spelling of 11225400 in words is "eleven million, two hundred twenty-five thousand, four hundred".