222541007 has 4 divisors (see below), whose sum is σ = 239659560. Its totient is φ = 205422456.

The previous prime is 222541003. The next prime is 222541009. The reversal of 222541007 is 700145222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 222541007 - 2² = 222541003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222541003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8559257 + ... + 8559282.

It is an arithmetic number, because the mean of its divisors is an integer number (59914890).

Almost surely, 2^222541007 is an apocalyptic number.

222541007 is a deficient number, since it is larger than the sum of its proper divisors (17118553).

222541007 is a wasteful number, since it uses less digits than its factorization.

222541007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17118552.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 222541007 is about 14917.8083846120. The cubic root of 222541007 is about 605.9963610829.

Adding to 222541007 its reverse (700145222), we get a palindrome (922686229).

The spelling of 222541007 in words is "two hundred twenty-two million, five hundred forty-one thousand, seven".