222741609 has 8 divisors (see below), whose sum is σ = 299713920. Its totient is φ = 147131856.

The previous prime is 222741593. The next prime is 222741613. The reversal of 222741609 is 906147222.

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

It is not a de Polignac number, because 222741609 - 2⁴ = 222741593 is a prime.

It is a super-2 number, since 2×222741609² = 99227648759817762, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222741609.

It is not an unprimeable number, because it can be changed into a prime (222741689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340257 + ... + 340910.

It is an arithmetic number, because the mean of its divisors is an integer number (37464240).

Almost surely, 2^222741609 is an apocalyptic number.

It is an amenable number.

222741609 is a deficient number, since it is larger than the sum of its proper divisors (76972311).

222741609 is a wasteful number, since it uses less digits than its factorization.

222741609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681279.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 222741609 is about 14924.5304448750. The cubic root of 222741609 is about 606.1783913154.

The spelling of 222741609 in words is "two hundred twenty-two million, seven hundred forty-one thousand, six hundred nine".