3445666 has 8 divisors (see below), whose sum is σ = 5906880. Its totient is φ = 1476708.

The previous prime is 3445649. The next prime is 3445667. The reversal of 3445666 is 6665443.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×3445666² = 23745228367112, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3⁴ + 4⁶ + 4⁶ + 5⁷ + 6² + 6⁸ + 6⁸ .

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (3445667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123046 + ... + 123073.

It is an arithmetic number, because the mean of its divisors is an integer number (738360).

Almost surely, 2^3445666 is an apocalyptic number.

3445666 is a deficient number, since it is larger than the sum of its proper divisors (2461214).

3445666 is a wasteful number, since it uses less digits than its factorization.

3445666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246128.

The product of its digits is 51840, while the sum is 34.

The square root of 3445666 is about 1856.2505218854. The cubic root of 3445666 is about 151.0396808131.

The spelling of 3445666 in words is "three million, four hundred forty-five thousand, six hundred sixty-six".