3351881 has 4 divisors (see below), whose sum is σ = 3609732. Its totient is φ = 3094032.

The previous prime is 3351877. The next prime is 3351883. The reversal of 3351881 is 1881533.

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 1713481 + 1638400 = 1309^2 + 1280^2 .

It is a cyclic number.

It is not a de Polignac number, because 3351881 - 2² = 3351877 is a prime.

It is a super-2 number, since 2×3351881² = 22470212476322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3351883) 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, 128906 + ... + 128931.

It is an arithmetic number, because the mean of its divisors is an integer number (902433).

Almost surely, 2^3351881 is an apocalyptic number.

It is an amenable number.

3351881 is a deficient number, since it is larger than the sum of its proper divisors (257851).

3351881 is a wasteful number, since it uses less digits than its factorization.

3351881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257850.

The product of its digits is 2880, while the sum is 29.

The square root of 3351881 is about 1830.8142997038. The cubic root of 3351881 is about 149.6567112479.

The spelling of 3351881 in words is "three million, three hundred fifty-one thousand, eight hundred eighty-one".