3420671 has 4 divisors (see below), whose sum is σ = 3504144. Its totient is φ = 3337200.

The previous prime is 3420667. The next prime is 3420691. The reversal of 3420671 is 1760243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1760243 = 661 ⋅2663.

It is a cyclic number.

It is not a de Polignac number, because 3420671 - 2² = 3420667 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3420601) 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, 41675 + ... + 41756.

It is an arithmetic number, because the mean of its divisors is an integer number (876036).

Almost surely, 2^3420671 is an apocalyptic number.

3420671 is a deficient number, since it is larger than the sum of its proper divisors (83473).

3420671 is an equidigital number, since it uses as much as digits as its factorization.

3420671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83472.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 3420671 is about 1849.5056096157. The cubic root of 3420671 is about 150.6735781629.

The spelling of 3420671 in words is "three million, four hundred twenty thousand, six hundred seventy-one".