222241691 has 8 divisors (see below), whose sum is σ = 255082464. Its totient is φ = 189673920.

The previous prime is 222241681. The next prime is 222241693. The reversal of 222241691 is 196142222.

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 222241691 - 2⁶ = 222241627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222241693) 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 7 ways as a sum of consecutive naturals, for example, 66500 + ... + 69761.

It is an arithmetic number, because the mean of its divisors is an integer number (31885308).

Almost surely, 2^222241691 is an apocalyptic number.

222241691 is a deficient number, since it is larger than the sum of its proper divisors (32840773).

222241691 is a wasteful number, since it uses less digits than its factorization.

222241691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136501.

The product of its digits is 3456, while the sum is 29.

The square root of 222241691 is about 14907.7728383552. The cubic root of 222241691 is about 605.7245523194.

The spelling of 222241691 in words is "two hundred twenty-two million, two hundred forty-one thousand, six hundred ninety-one".