3398145 has 16 divisors (see below), whose sum is σ = 5493312. Its totient is φ = 1793600.

The previous prime is 3398141. The next prime is 3398149. The reversal of 3398145 is 5418933.

It is an interprime number because it is at equal distance from previous prime (3398141) and next prime (3398149).

It is not a de Polignac number, because 3398145 - 2² = 3398141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3398141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 394 + ... + 2636.

It is an arithmetic number, because the mean of its divisors is an integer number (343332).

Almost surely, 2^3398145 is an apocalyptic number.

It is an amenable number.

3398145 is a deficient number, since it is larger than the sum of its proper divisors (2095167).

3398145 is a wasteful number, since it uses less digits than its factorization.

3398145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2352.

The product of its digits is 12960, while the sum is 33.

The square root of 3398145 is about 1843.4058153320. The cubic root of 3398145 is about 150.3421080430.

The spelling of 3398145 in words is "three million, three hundred ninety-eight thousand, one hundred forty-five".