3455666 has 8 divisors (see below), whose sum is σ = 5192940. Its totient is φ = 1724688.

The previous prime is 3455633. The next prime is 3455719. The reversal of 3455666 is 6665543.

It can be written as a sum of positive squares in 2 ways, for example, as 3441025 + 14641 = 1855^2 + 121^2 .

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

It is a plaindrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200 + ... + 2636.

Almost surely, 2^3455666 is an apocalyptic number.

3455666 is a deficient number, since it is larger than the sum of its proper divisors (1737274).

3455666 is a wasteful number, since it uses less digits than its factorization.

3455666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3148.

The product of its digits is 64800, while the sum is 35.

The square root of 3455666 is about 1858.9421723120. The cubic root of 3455666 is about 151.1856553023.

The spelling of 3455666 in words is "three million, four hundred fifty-five thousand, six hundred sixty-six".