3420851 has 8 divisors (see below), whose sum is σ = 3965184. Its totient is φ = 2890440.

The previous prime is 3420839. The next prime is 3420871. The reversal of 3420851 is 1580243.

3420851 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3420851 - 2⁶ = 3420787 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (3420821) 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 7 ways as a sum of consecutive naturals, for example, 2945 + ... + 3938.

It is an arithmetic number, because the mean of its divisors is an integer number (495648).

Almost surely, 2^3420851 is an apocalyptic number.

3420851 is a deficient number, since it is larger than the sum of its proper divisors (544333).

3420851 is an equidigital number, since it uses as much as digits as its factorization.

3420851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6961.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 3420851 is about 1849.5542706285. The cubic root of 3420851 is about 150.6762209942.

The spelling of 3420851 in words is "three million, four hundred twenty thousand, eight hundred fifty-one".