3366947 has 4 divisors (see below), whose sum is σ = 3513360. Its totient is φ = 3220536.

The previous prime is 3366917. The next prime is 3366973. The reversal of 3366947 is 7496633.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7496633 = 307 ⋅24419.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3366947 is a prime.

It is a super-2 number, since 2×3366947² = 22672664201618, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3366947.

It is not an unprimeable number, because it can be changed into a prime (3366917) 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, 73172 + ... + 73217.

It is an arithmetic number, because the mean of its divisors is an integer number (878340).

Almost surely, 2^3366947 is an apocalyptic number.

3366947 is a deficient number, since it is larger than the sum of its proper divisors (146413).

3366947 is a wasteful number, since it uses less digits than its factorization.

3366947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146412.

The product of its digits is 81648, while the sum is 38.

The square root of 3366947 is about 1834.9242491177. The cubic root of 3366947 is about 149.8806012812.

The spelling of 3366947 in words is "three million, three hundred sixty-six thousand, nine hundred forty-seven".