1126223400 has 96 divisors (see below), whose sum is σ = 3565664640. Its totient is φ = 293928960.

The previous prime is 1126223393. The next prime is 1126223401. The reversal of 1126223400 is 43226211.

It is not an unprimeable number, because it can be changed into a prime (1126223401) by changing a digit.

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, 8232 + ... + 48168.

It is an arithmetic number, because the mean of its divisors is an integer number (37142340).

Almost surely, 2^1126223400 is an apocalyptic number.

1126223400 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 1126223400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1782832320).

1126223400 is an abundant number, since it is smaller than the sum of its proper divisors (2439441240).

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

1126223400 is a wasteful number, since it uses less digits than its factorization.

1126223400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40003 (or 39994 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1126223400 is about 33559.2520774823. The cubic root of 1126223400 is about 1040.4187785857.

Adding to 1126223400 its reverse (43226211), we get a palindrome (1169449611).

The spelling of 1126223400 in words is "one billion, one hundred twenty-six million, two hundred twenty-three thousand, four hundred".