3456666 has 12 divisors (see below), whose sum is σ = 7489482. Its totient is φ = 1152216.

The previous prime is 3456653. The next prime is 3456667. The reversal of 3456666 is 6666543.

It can be written as a sum of positive squares in only one way, i.e., 3316041 + 140625 = 1821^2 + 375^2 .

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 3456666.

It is not an unprimeable number, because it can be changed into a prime (3456667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 96001 + ... + 96036.

Almost surely, 2^3456666 is an apocalyptic number.

3456666 is an abundant number, since it is smaller than the sum of its proper divisors (4032816).

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

3456666 is a wasteful number, since it uses less digits than its factorization.

3456666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192045 (or 192042 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 3456666 is about 1859.2111230304. The cubic root of 3456666 is about 151.2002372550.

The spelling of 3456666 in words is "three million, four hundred fifty-six thousand, six hundred sixty-six".