222043609 has 8 divisors (see below), whose sum is σ = 226044000. Its totient is φ = 218051232.

The previous prime is 222043501. The next prime is 222043621. The reversal of 222043609 is 906340222.

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

It is a cyclic number.

It is not a de Polignac number, because 222043609 - 2¹³ = 222035417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222043639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93762 + ... + 96100.

It is an arithmetic number, because the mean of its divisors is an integer number (28255500).

Almost surely, 2^222043609 is an apocalyptic number.

It is an amenable number.

222043609 is a deficient number, since it is larger than the sum of its proper divisors (4000391).

222043609 is a wasteful number, since it uses less digits than its factorization.

222043609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4007.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 222043609 is about 14901.1277761114. The cubic root of 222043609 is about 605.5445398976.

The spelling of 222043609 in words is "two hundred twenty-two million, forty-three thousand, six hundred nine".