3309406 has 4 divisors (see below), whose sum is σ = 4964112. Its totient is φ = 1654702.

The previous prime is 3309379. The next prime is 3309413. The reversal of 3309406 is 6049033.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 827350 + ... + 827353.

It is an arithmetic number, because the mean of its divisors is an integer number (1241028).

Almost surely, 2^3309406 is an apocalyptic number.

3309406 is a deficient number, since it is larger than the sum of its proper divisors (1654706).

3309406 is a wasteful number, since it uses less digits than its factorization.

3309406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1654705.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 3309406 is about 1819.1772865776. The cubic root of 3309406 is about 149.0218726805.

The spelling of 3309406 in words is "three million, three hundred nine thousand, four hundred six".