222040535 has 8 divisors (see below), whose sum is σ = 266530176. Its totient is φ = 177578080.

The previous prime is 222040531. The next prime is 222040537. The reversal of 222040535 is 535040222.

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

It is not a de Polignac number, because 222040535 - 2² = 222040531 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222040535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222040531) 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, 23297 + ... + 31413.

It is an arithmetic number, because the mean of its divisors is an integer number (33316272).

Almost surely, 2^222040535 is an apocalyptic number.

222040535 is a deficient number, since it is larger than the sum of its proper divisors (44489641).

222040535 is an equidigital number, since it uses as much as digits as its factorization.

222040535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13593.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 222040535 is about 14901.0246291992. The cubic root of 222040535 is about 605.5417454728.

Adding to 222040535 its reverse (535040222), we get a palindrome (757080757).

The spelling of 222040535 in words is "two hundred twenty-two million, forty thousand, five hundred thirty-five".