3421198 has 8 divisors (see below), whose sum is σ = 5598360. Its totient is φ = 1555080.

The previous prime is 3421193. The next prime is 3421219. The reversal of 3421198 is 8911243.

It is a happy number.

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

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3421193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77733 + ... + 77776.

It is an arithmetic number, because the mean of its divisors is an integer number (699795).

Almost surely, 2^3421198 is an apocalyptic number.

3421198 is a deficient number, since it is larger than the sum of its proper divisors (2177162).

3421198 is a wasteful number, since it uses less digits than its factorization.

3421198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155522.

The product of its digits is 1728, while the sum is 28.

The square root of 3421198 is about 1849.6480746347. The cubic root of 3421198 is about 150.6813155239.

It can be divided in two parts, 342 and 1198, that added together give a triangular number (1540 = T₅₅).

The spelling of 3421198 in words is "three million, four hundred twenty-one thousand, one hundred ninety-eight".