222167448 has 80 divisors (see below), whose sum is σ = 626305680. Its totient is φ = 73576512.

The previous prime is 222167443. The next prime is 222167459. The reversal of 222167448 is 844761222.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222167443) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 107190 + ... + 109242.

It is an arithmetic number, because the mean of its divisors is an integer number (7828821).

Almost surely, 2^222167448 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 222167448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (313152840).

222167448 is an abundant number, since it is smaller than the sum of its proper divisors (404138232).

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

222167448 is a wasteful number, since it uses less digits than its factorization.

222167448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2238 (or 2225 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 222167448 is about 14905.2825535110. The cubic root of 222167448 is about 605.6570945044.

The spelling of 222167448 in words is "two hundred twenty-two million, one hundred sixty-seven thousand, four hundred forty-eight".