3396447 has 24 divisors (see below), whose sum is σ = 5279040. Its totient is φ = 2096640.

The previous prime is 3396439. The next prime is 3396457. The reversal of 3396447 is 7446933.

3396447 is a `hidden beast` number, since 3 + 3 + 9 + 644 + 7 = 666.

It is not a de Polignac number, because 3396447 - 2³ = 3396439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3396457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11947 + ... + 12227.

It is an arithmetic number, because the mean of its divisors is an integer number (219960).

Almost surely, 2^3396447 is an apocalyptic number.

3396447 is a deficient number, since it is larger than the sum of its proper divisors (1882593).

3396447 is a wasteful number, since it uses less digits than its factorization.

3396447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383 (or 380 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 3396447 is about 1842.9451972319. The cubic root of 3396447 is about 150.3170626696.

It can be divided in two parts, 339 and 6447, that added together give a triangular number (6786 = T₁₁₆).

The spelling of 3396447 in words is "three million, three hundred ninety-six thousand, four hundred forty-seven".