222302364 has 72 divisors (see below), whose sum is σ = 551520144. Its totient is φ = 69638400.

The previous prime is 222302357. The next prime is 222302393. The reversal of 222302364 is 463203222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 426424 + ... + 426944.

It is an arithmetic number, because the mean of its divisors is an integer number (7660002).

Almost surely, 2^222302364 is an apocalyptic number.

It is an amenable number.

222302364 is an abundant number, since it is smaller than the sum of its proper divisors (329217780).

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

222302364 is a wasteful number, since it uses less digits than its factorization.

222302364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627 (or 594 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 222302364 is about 14909.8076446345. The cubic root of 222302364 is about 605.7796691634.

Adding to 222302364 its reverse (463203222), we get a palindrome (685505586).

The spelling of 222302364 in words is "two hundred twenty-two million, three hundred two thousand, three hundred sixty-four".