222153162 has 96 divisors (see below), whose sum is σ = 572163264. Its totient is φ = 56851200.

The previous prime is 222153133. The next prime is 222153193. The reversal of 222153162 is 261351222.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 235612 + ... + 236552.

It is an arithmetic number, because the mean of its divisors is an integer number (5960034).

Almost surely, 2^222153162 is an apocalyptic number.

222153162 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 222153162, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286081632).

222153162 is an abundant number, since it is smaller than the sum of its proper divisors (350010102).

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

222153162 is a wasteful number, since it uses less digits than its factorization.

222153162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044 (or 1037 counting only the distinct ones).

The product of its digits is 1440, while the sum is 24.

The square root of 222153162 is about 14904.8033197356. The cubic root of 222153162 is about 605.6441124005.

The spelling of 222153162 in words is "two hundred twenty-two million, one hundred fifty-three thousand, one hundred sixty-two".