222522076 has 48 divisors (see below), whose sum is σ = 457515520. Its totient is φ = 92715840.

The previous prime is 222522071. The next prime is 222522103. The reversal of 222522076 is 670225222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222522071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 506665 + ... + 507103.

Almost surely, 2^222522076 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 222522076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (228757760).

222522076 is an abundant number, since it is smaller than the sum of its proper divisors (234993444).

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

222522076 is a wasteful number, since it uses less digits than its factorization.

222522076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914 (or 912 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 222522076 is about 14917.1738610234. The cubic root of 222522076 is about 605.9791770703.

Adding to 222522076 its reverse (670225222), we get a palindrome (892747298).

The spelling of 222522076 in words is "two hundred twenty-two million, five hundred twenty-two thousand, seventy-six".