222106743 has 6 divisors (see below), whose sum is σ = 320820864. Its totient is φ = 148071156.

The previous prime is 222106733. The next prime is 222106769. The reversal of 222106743 is 347601222.

It is not a de Polignac number, because 222106743 - 2⁴ = 222106727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222106733) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12339255 + ... + 12339272.

It is an arithmetic number, because the mean of its divisors is an integer number (53470144).

Almost surely, 2^222106743 is an apocalyptic number.

222106743 is a deficient number, since it is larger than the sum of its proper divisors (98714121).

222106743 is a wasteful number, since it uses less digits than its factorization.

222106743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24678533 (or 24678530 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 222106743 is about 14903.2460558095. The cubic root of 222106743 is about 605.6019262617.

Adding to 222106743 its reverse (347601222), we get a palindrome (569707965).

The spelling of 222106743 in words is "two hundred twenty-two million, one hundred six thousand, seven hundred forty-three".