2203238400 has 360 divisors, whose sum is σ = 7996196544. Its totient is φ = 530841600.

The previous prime is 2203238393. The next prime is 2203238413. The reversal of 2203238400 is 48323022.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13516719 + ... + 13516881.

Almost surely, 2^2203238400 is an apocalyptic number.

2203238400 is a gapful number since it is divisible by the number (20) 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 2203238400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3998098272).

2203238400 is an abundant number, since it is smaller than the sum of its proper divisors (5792958144).

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

2203238400 is a wasteful number, since it uses less digits than its factorization.

2203238400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215 (or 184 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2203238400 is about 46938.6663636708. Note that the first 3 decimals coincide. The cubic root of 2203238400 is about 1301.2292908548.

The spelling of 2203238400 in words is "two billion, two hundred three million, two hundred thirty-eight thousand, four hundred".