3366649 has 12 divisors (see below), whose sum is σ = 3979152. Its totient is φ = 2823600.

The previous prime is 3366647. The next prime is 3366659. The reversal of 3366649 is 9466633.

It is not a de Polignac number, because 3366649 - 2¹ = 3366647 is a prime.

It is a super-2 number, since 2×3366649² = 22668650978402, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3³ + 3⁸ + 6² + 6⁸ + 6⁸ + 4³ + 9³ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3366647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 954 + ... + 2764.

It is an arithmetic number, because the mean of its divisors is an integer number (331596).

Almost surely, 2^3366649 is an apocalyptic number.

It is an amenable number.

3366649 is a deficient number, since it is larger than the sum of its proper divisors (612503).

3366649 is a wasteful number, since it uses less digits than its factorization.

3366649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1848 (or 1835 counting only the distinct ones).

The product of its digits is 69984, while the sum is 37.

The square root of 3366649 is about 1834.8430450586. The cubic root of 3366649 is about 149.8761792992.

The spelling of 3366649 in words is "three million, three hundred sixty-six thousand, six hundred forty-nine".