222632016 has 80 divisors (see below), whose sum is σ = 590438400. Its totient is φ = 72261504.

The previous prime is 222631999. The next prime is 222632023. The reversal of 222632016 is 610236222.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 359355 + ... + 359973.

It is an arithmetic number, because the mean of its divisors is an integer number (7380480).

Almost surely, 2^222632016 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 222632016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295219200).

222632016 is an abundant number, since it is smaller than the sum of its proper divisors (367806384).

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

222632016 is a wasteful number, since it uses less digits than its factorization.

222632016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816 (or 810 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 222632016 is about 14920.8584203457. The cubic root of 222632016 is about 606.0789580047.

Adding to 222632016 its reverse (610236222), we get a palindrome (832868238).

The spelling of 222632016 in words is "two hundred twenty-two million, six hundred thirty-two thousand, sixteen".