222024664 has 16 divisors (see below), whose sum is σ = 420419520. Its totient is φ = 109912800.

The previous prime is 222024661. The next prime is 222024683. The reversal of 222024664 is 466420222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222024661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136584 + ... + 138199.

It is an arithmetic number, because the mean of its divisors is an integer number (26276220).

Almost surely, 2^222024664 is an apocalyptic number.

It is an amenable number.

222024664 is a deficient number, since it is larger than the sum of its proper divisors (198394856).

222024664 is a wasteful number, since it uses less digits than its factorization.

222024664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274890 (or 274886 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 222024664 is about 14900.4920724116. The cubic root of 222024664 is about 605.5273175035.

Adding to 222024664 its reverse (466420222), we get a palindrome (688444886).

The spelling of 222024664 in words is "two hundred twenty-two million, twenty-four thousand, six hundred sixty-four".