3398155 has 8 divisors (see below), whose sum is σ = 4098384. Its totient is φ = 2704800.

The previous prime is 3398149. The next prime is 3398159. The reversal of 3398155 is 5518933.

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

It is not a de Polignac number, because 3398155 - 2⁵ = 3398123 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3398155.

It is not an unprimeable number, because it can be changed into a prime (3398159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556 + ... + 2665.

It is an arithmetic number, because the mean of its divisors is an integer number (512298).

Almost surely, 2^3398155 is an apocalyptic number.

3398155 is a deficient number, since it is larger than the sum of its proper divisors (700229).

3398155 is a wasteful number, since it uses less digits than its factorization.

3398155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3437.

The product of its digits is 16200, while the sum is 34.

The square root of 3398155 is about 1843.4085277008. The cubic root of 3398155 is about 150.3422555175.

It can be divided in two parts, 3398 and 155, that added together give a palindrome (3553).

The spelling of 3398155 in words is "three million, three hundred ninety-eight thousand, one hundred fifty-five".