1055224200 has 96 divisors (see below), whose sum is σ = 3305100960. Its totient is φ = 278476800.

The previous prime is 1055224141. The next prime is 1055224207. The reversal of 1055224200 is 24225501.

It is a happy number.

It is a super-2 number, since 2×1055224200² = 2226996224531280000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1055224207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49135 + ... + 67265.

It is an arithmetic number, because the mean of its divisors is an integer number (34428135).

Almost surely, 2^1055224200 is an apocalyptic number.

1055224200 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 1055224200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1652550480).

1055224200 is an abundant number, since it is smaller than the sum of its proper divisors (2249876760).

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

1055224200 is a wasteful number, since it uses less digits than its factorization.

1055224200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18247 (or 18238 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 1055224200 is about 32484.2146280313. The cubic root of 1055224200 is about 1018.0792380325.

Adding to 1055224200 its reverse (24225501), we get a palindrome (1079449701).

The spelling of 1055224200 in words is "one billion, fifty-five million, two hundred twenty-four thousand, two hundred".