223422300444 has 192 divisors, whose sum is σ = 612245716992. Its totient is φ = 62100864000.

The previous prime is 223422300397. The next prime is 223422300533. The reversal of 223422300444 is 444003224322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 246330639 + ... + 246331545.

It is an arithmetic number, because the mean of its divisors is an integer number (3188779776).

Almost surely, 2^223422300444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223422300444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306122858496).

223422300444 is an abundant number, since it is smaller than the sum of its proper divisors (388823416548).

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

223422300444 is a wasteful number, since it uses less digits than its factorization.

223422300444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1496 (or 1494 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 223422300444 its reverse (444003224322), we get a palindrome (667425524766).

The spelling of 223422300444 in words is "two hundred twenty-three billion, four hundred twenty-two million, three hundred thousand, four hundred forty-four".