3421398 has 8 divisors (see below), whose sum is σ = 6842808. Its totient is φ = 1140464.

The previous prime is 3421393. The next prime is 3421399. The reversal of 3421398 is 8931243.

3421398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

3421398 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3421393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 285111 + ... + 285122.

It is an arithmetic number, because the mean of its divisors is an integer number (855351).

Almost surely, 2^3421398 is an apocalyptic number.

3421398 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3421398 is a wasteful number, since it uses less digits than its factorization.

3421398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570238.

The product of its digits is 5184, while the sum is 30.

The square root of 3421398 is about 1849.7021381833. The cubic root of 3421398 is about 150.6842516957.

The spelling of 3421398 in words is "three million, four hundred twenty-one thousand, three hundred ninety-eight".