2202545800 has 96 divisors (see below), whose sum is σ = 6302721600. Its totient is φ = 697063680.

The previous prime is 2202545783. The next prime is 2202545809. The reversal of 2202545800 is 85452022.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (2202545809) 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, 42310 + ... + 78709.

It is an arithmetic number, because the mean of its divisors is an integer number (65653350).

Almost surely, 2^2202545800 is an apocalyptic number.

2202545800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2202545800 is an abundant number, since it is smaller than the sum of its proper divisors (4100175800).

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

2202545800 is a wasteful number, since it uses less digits than its factorization.

2202545800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121055 (or 121046 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 2202545800 is about 46931.2880709660. The cubic root of 2202545800 is about 1301.0929270582.

Adding to 2202545800 its reverse (85452022), we get a palindrome (2287997822).

The spelling of 2202545800 in words is "two billion, two hundred two million, five hundred forty-five thousand, eight hundred".