3333881 has 4 divisors (see below), whose sum is σ = 3339600. Its totient is φ = 3328164.

The previous prime is 3333823. The next prime is 3333893. The reversal of 3333881 is 1883333.

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 an emirpimes, since its reverse is a distinct semiprime: 1883333 = 997 ⋅1889.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3333881 is a prime.

It is a super-2 number, since 2×3333881² = 22229525044322, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3333481) 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, 1871 + ... + 3188.

It is an arithmetic number, because the mean of its divisors is an integer number (834900).

Almost surely, 2^3333881 is an apocalyptic number.

It is an amenable number.

3333881 is a deficient number, since it is larger than the sum of its proper divisors (5719).

3333881 is an equidigital number, since it uses as much as digits as its factorization.

3333881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5718.

The product of its digits is 5184, while the sum is 29.

The square root of 3333881 is about 1825.8918368841. The cubic root of 3333881 is about 149.3883388239.

The spelling of 3333881 in words is "three million, three hundred thirty-three thousand, eight hundred eighty-one".