223304294400 has 1344 divisors, whose sum is σ = 889305937920. Its totient is φ = 48837427200.

The previous prime is 223304294387. The next prime is 223304294443. The reversal of 223304294400 is 4492403322.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4751155177 + ... + 4751155223.

Almost surely, 2^223304294400 is an apocalyptic number.

223304294400 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 223304294400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (444652968960).

223304294400 is an abundant number, since it is smaller than the sum of its proper divisors (666001643520).

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

223304294400 is a wasteful number, since it uses less digits than its factorization.

223304294400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153 (or 124 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 223304294400 its reverse (4492403322), we get a palindrome (227796697722).

The spelling of 223304294400 in words is "two hundred twenty-three billion, three hundred four million, two hundred ninety-four thousand, four hundred".