4523666 has 32 divisors (see below), whose sum is σ = 8346240. Its totient is φ = 1794816.

The previous prime is 4523647. The next prime is 4523669. The reversal of 4523666 is 6663254.

It is not an unprimeable number, because it can be changed into a prime (4523669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19640 + ... + 19868.

It is an arithmetic number, because the mean of its divisors is an integer number (260820).

Almost surely, 2^4523666 is an apocalyptic number.

4523666 is a deficient number, since it is larger than the sum of its proper divisors (3822574).

4523666 is a wasteful number, since it uses less digits than its factorization.

4523666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338.

The product of its digits is 25920, while the sum is 32.

The square root of 4523666 is about 2126.8911584752. The cubic root of 4523666 is about 165.3852765959.

The spelling of 4523666 in words is "four million, five hundred twenty-three thousand, six hundred sixty-six".