106666222 has 16 divisors (see below), whose sum is σ = 173370960. Its totient is φ = 48926592.

The previous prime is 106666199. The next prime is 106666243. The reversal of 106666222 is 222666601.

It is a super-2 number, since 2×106666222² = 22755365831506568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8347 + ... + 16822.

It is an arithmetic number, because the mean of its divisors is an integer number (10835685).

Almost surely, 2^106666222 is an apocalyptic number.

106666222 is a deficient number, since it is larger than the sum of its proper divisors (66704738).

106666222 is a wasteful number, since it uses less digits than its factorization.

106666222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25347.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 106666222 is about 10327.9340625316. The cubic root of 106666222 is about 474.2517815845.

The spelling of 106666222 in words is "one hundred six million, six hundred sixty-six thousand, two hundred twenty-two".