3456871 has 4 divisors (see below), whose sum is σ = 3771144. Its totient is φ = 3142600.

The previous prime is 3456863. The next prime is 3456881. The reversal of 3456871 is 1786543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1786543 = 11 ⋅162413.

It is a cyclic number.

It is not a de Polignac number, because 3456871 - 2³ = 3456863 is a prime.

It is a super-2 number, since 2×3456871² = 23899914221282, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3456821) 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, 157120 + ... + 157141.

It is an arithmetic number, because the mean of its divisors is an integer number (942786).

Almost surely, 2^3456871 is an apocalyptic number.

3456871 is a deficient number, since it is larger than the sum of its proper divisors (314273).

3456871 is a wasteful number, since it uses less digits than its factorization.

3456871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314272.

The product of its digits is 20160, while the sum is 34.

The square root of 3456871 is about 1859.2662531225. The cubic root of 3456871 is about 151.2032262080.

The spelling of 3456871 in words is "three million, four hundred fifty-six thousand, eight hundred seventy-one".