3345971 has 4 divisors (see below), whose sum is σ = 3491472. Its totient is φ = 3200472.

The previous prime is 3345967. The next prime is 3345989. The reversal of 3345971 is 1795433.

It is a happy number.

3345971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1795433 = 79 ⋅22727.

It is a cyclic number.

It is not a de Polignac number, because 3345971 - 2² = 3345967 is a prime.

It is a super-2 number, since 2×3345971² = 22391043865682, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (3345931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72716 + ... + 72761.

It is an arithmetic number, because the mean of its divisors is an integer number (872868).

Almost surely, 2^3345971 is an apocalyptic number.

3345971 is a deficient number, since it is larger than the sum of its proper divisors (145501).

3345971 is a wasteful number, since it uses less digits than its factorization.

3345971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145500.

The product of its digits is 11340, while the sum is 32.

The square root of 3345971 is about 1829.1995517165. The cubic root of 3345971 is about 149.5687018085.

The spelling of 3345971 in words is "three million, three hundred forty-five thousand, nine hundred seventy-one".