3398281 has 4 divisors (see below), whose sum is σ = 3402000. Its totient is φ = 3394564.

The previous prime is 3398267. The next prime is 3398309. The reversal of 3398281 is 1828933.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3398281 - 2⁹ = 3397769 is a prime.

It is a super-2 number, since 2×3398281² = 23096627509922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3398221) 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, 570 + ... + 2668.

It is an arithmetic number, because the mean of its divisors is an integer number (850500).

Almost surely, 2^3398281 is an apocalyptic number.

It is an amenable number.

3398281 is a deficient number, since it is larger than the sum of its proper divisors (3719).

3398281 is a wasteful number, since it uses less digits than its factorization.

3398281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3718.

The product of its digits is 10368, while the sum is 34.

The square root of 3398281 is about 1843.4427032051. The cubic root of 3398281 is about 150.3441136719.

The spelling of 3398281 in words is "three million, three hundred ninety-eight thousand, two hundred eighty-one".