3397842 has 64 divisors (see below), whose sum is σ = 8812800. Its totient is φ = 950400.

The previous prime is 3397837. The next prime is 3397853. The reversal of 3397842 is 2487933.

It is a junction number, because it is equal to n+sod(n) for n = 3397797 and 3397806.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33592 + ... + 33692.

It is an arithmetic number, because the mean of its divisors is an integer number (137700).

Almost surely, 2^3397842 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3397842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4406400).

3397842 is an abundant number, since it is smaller than the sum of its proper divisors (5414958).

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

3397842 is a wasteful number, since it uses less digits than its factorization.

3397842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 202 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 3397842 is about 1843.3236286664. The cubic root of 3397842 is about 150.3376394272.

Subtracting from 3397842 its reverse (2487933), we obtain a palindrome (909909).

The spelling of 3397842 in words is "three million, three hundred ninety-seven thousand, eight hundred forty-two".