3288381 has 4 divisors (see below), whose sum is σ = 4384512. Its totient is φ = 2192252.

The previous prime is 3288371. The next prime is 3288403. The reversal of 3288381 is 1838823.

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.

It is a cyclic number.

It is not a de Polignac number, because 3288381 - 2⁶ = 3288317 is a prime.

It is a super-2 number, since 2×3288381² = 21626899202322, which contains 22 as substring.

It is a D-number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3288371) 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, 548061 + ... + 548066.

It is an arithmetic number, because the mean of its divisors is an integer number (1096128).

Almost surely, 2^3288381 is an apocalyptic number.

It is an amenable number.

3288381 is a deficient number, since it is larger than the sum of its proper divisors (1096131).

3288381 is a wasteful number, since it uses less digits than its factorization.

3288381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096130.

The product of its digits is 9216, while the sum is 33.

The square root of 3288381 is about 1813.3893680068. The cubic root of 3288381 is about 148.7056181884.

The spelling of 3288381 in words is "three million, two hundred eighty-eight thousand, three hundred eighty-one".