3398420 has 24 divisors (see below), whose sum is σ = 7171584. Its totient is φ = 1352736.

The previous prime is 3398407. The next prime is 3398431. The reversal of 3398420 is 248933.

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, 7109 + ... + 7571.

It is an arithmetic number, because the mean of its divisors is an integer number (298816).

Almost surely, 2^3398420 is an apocalyptic number.

It is an amenable number.

3398420 is an abundant number, since it is smaller than the sum of its proper divisors (3773164).

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

3398420 is a wasteful number, since it uses less digits than its factorization.

3398420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839 (or 837 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 3398420 is about 1843.4804040184. The cubic root of 3398420 is about 150.3461634874.

The spelling of 3398420 in words is "three million, three hundred ninety-eight thousand, four hundred twenty".