3461881 has 4 divisors (see below), whose sum is σ = 3479652. Its totient is φ = 3444112.

The previous prime is 3461867. The next prime is 3461921. The reversal of 3461881 is 1881643.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1881643 = 139 ⋅13537.

It can be written as a sum of positive squares in 2 ways, for example, as 3027600 + 434281 = 1740^2 + 659^2 .

It is a cyclic number.

It is not a de Polignac number, because 3461881 - 2⁵ = 3461849 is a prime.

It is a super-2 number, since 2×3461881² = 23969240116322, which contains 22 as substring.

It is a Duffinian number.

3461881 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3461281) 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, 8590 + ... + 8983.

It is an arithmetic number, because the mean of its divisors is an integer number (869913).

Almost surely, 2^3461881 is an apocalyptic number.

It is an amenable number.

3461881 is a deficient number, since it is larger than the sum of its proper divisors (17771).

3461881 is a wasteful number, since it uses less digits than its factorization.

3461881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17770.

The product of its digits is 4608, while the sum is 31.

The square root of 3461881 is about 1860.6130710064. The cubic root of 3461881 is about 151.2762365979.

The spelling of 3461881 in words is "three million, four hundred sixty-one thousand, eight hundred eighty-one".