3397986 has 24 divisors (see below), whose sum is σ = 7398144. Its totient is φ = 1127160.

The previous prime is 3397973. The next prime is 3397991. The reversal of 3397986 is 6897933.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5295 + ... + 5901.

It is an arithmetic number, because the mean of its divisors is an integer number (308256).

Almost surely, 2^3397986 is an apocalyptic number.

3397986 is an abundant number, since it is smaller than the sum of its proper divisors (4000158).

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

3397986 is a wasteful number, since it uses less digits than its factorization.

3397986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926 (or 923 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 3397986 is about 1843.3626881328. The cubic root of 3397986 is about 150.3397631589.

The spelling of 3397986 in words is "three million, three hundred ninety-seven thousand, nine hundred eighty-six".