4122666 has 12 divisors (see below), whose sum is σ = 8932482. Its totient is φ = 1374216.

The previous prime is 4122661. The next prime is 4122667. The reversal of 4122666 is 6662214.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2975625 + 1147041 = 1725^2 + 1071^2 .

It is not an unprimeable number, because it can be changed into a prime (4122661) 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, 114501 + ... + 114536.

Almost surely, 2^4122666 is an apocalyptic number.

4122666 is an abundant number, since it is smaller than the sum of its proper divisors (4809816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4122666 is a wasteful number, since it uses less digits than its factorization.

4122666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229045 (or 229042 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 4122666 is about 2030.4349287776. The cubic root of 4122666 is about 160.3464627723.

The spelling of 4122666 in words is "four million, one hundred twenty-two thousand, six hundred sixty-six".