222012734 has 8 divisors (see below), whose sum is σ = 333733608. Its totient is φ = 110768200.

The previous prime is 222012697. The next prime is 222012737. The reversal of 222012734 is 437210222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222012737) 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, 117917 + ... + 119784.

It is an arithmetic number, because the mean of its divisors is an integer number (41716701).

Almost surely, 2^222012734 is an apocalyptic number.

222012734 is a deficient number, since it is larger than the sum of its proper divisors (111720874).

222012734 is a wasteful number, since it uses less digits than its factorization.

222012734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238170.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 222012734 is about 14900.0917446840. The cubic root of 222012734 is about 605.5164717561.

Adding to 222012734 its reverse (437210222), we get a palindrome (659222956).

The spelling of 222012734 in words is "two hundred twenty-two million, twelve thousand, seven hundred thirty-four".