3397686 has 16 divisors (see below), whose sum is σ = 6818304. Its totient is φ = 1128744.

The previous prime is 3397679. The next prime is 3397703. The reversal of 3397686 is 6867933.

It is a d-powerful number, because it can be written as 3⁹ + 3¹¹ + 9 + 7⁷ + 6³ + 8⁷ + 6⁷ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1431 + ... + 2973.

It is an arithmetic number, because the mean of its divisors is an integer number (426144).

Almost surely, 2^3397686 is an apocalyptic number.

3397686 is an abundant number, since it is smaller than the sum of its proper divisors (3420618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3397686 is a wasteful number, since it uses less digits than its factorization.

3397686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1915.

The product of its digits is 163296, while the sum is 42.

The square root of 3397686 is about 1843.2813133106. The cubic root of 3397686 is about 150.3353386502.

The spelling of 3397686 in words is "three million, three hundred ninety-seven thousand, six hundred eighty-six".