222773248 has 30 divisors (see below), whose sum is σ = 445565666. Its totient is φ = 111378432.

The previous prime is 222773237. The next prime is 222773267. The reversal of 222773248 is 842377222.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 144769024 + 78004224 = 12032^2 + 8832^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9586 + ... + 23182.

Almost surely, 2^222773248 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 222773248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222782833).

222773248 is an abundant number, since it is smaller than the sum of its proper divisors (222792418).

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

222773248 is an frugal number, since it uses more digits than its factorization.

222773248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13625 (or 13599 counting only the distinct ones).

The product of its digits is 75264, while the sum is 37.

The square root of 222773248 is about 14925.5903735832. The cubic root of 222773248 is about 606.2070911920.

The spelling of 222773248 in words is "two hundred twenty-two million, seven hundred seventy-three thousand, two hundred forty-eight".