2204242400 has 36 divisors (see below), whose sum is σ = 5381108712. Its totient is φ = 881696640.

The previous prime is 2204242379. The next prime is 2204242429. The reversal of 2204242400 is 42424022.

It is a Harshad number since it is a multiple of its sum of digits (20).

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 5 ways as a sum of consecutive naturals, for example, 1376852 + ... + 1378451.

It is an arithmetic number, because the mean of its divisors is an integer number (149475242).

Almost surely, 2^2204242400 is an apocalyptic number.

2204242400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2204242400 is an abundant number, since it is smaller than the sum of its proper divisors (3176866312).

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

2204242400 is a wasteful number, since it uses less digits than its factorization.

2204242400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755323 (or 2755310 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 2204242400 is about 46949.3599530388. The cubic root of 2204242400 is about 1301.4269144701.

Adding to 2204242400 its reverse (42424022), we get a palindrome (2246666422).

It can be divided in two parts, 2 and 204242400, that added together give a palindrome (204242402).

The spelling of 2204242400 in words is "two billion, two hundred four million, two hundred forty-two thousand, four hundred".