3356281 has 4 divisors (see below), whose sum is σ = 3411364. Its totient is φ = 3301200.

The previous prime is 3356273. The next prime is 3356303. The reversal of 3356281 is 1826533.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 435600 + 2920681 = 660^2 + 1709^2 .

It is a cyclic number.

It is not a de Polignac number, because 3356281 - 2³ = 3356273 is a prime.

It is a super-2 number, since 2×3356281² = 22529244301922, which contains 22 as substring.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (3356081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27450 + ... + 27571.

It is an arithmetic number, because the mean of its divisors is an integer number (852841).

Almost surely, 2^3356281 is an apocalyptic number.

It is an amenable number.

3356281 is a deficient number, since it is larger than the sum of its proper divisors (55083).

3356281 is an equidigital number, since it uses as much as digits as its factorization.

3356281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55082.

The product of its digits is 4320, while the sum is 28.

The square root of 3356281 is about 1832.0155567025. The cubic root of 3356281 is about 149.7221671921.

The spelling of 3356281 in words is "three million, three hundred fifty-six thousand, two hundred eighty-one".