3406420 has 24 divisors (see below), whose sum is σ = 7200648. Its totient is φ = 1353600.

The previous prime is 3406391. The next prime is 3406421. The reversal of 3406420 is 246043.

It can be written as a sum of positive squares in 4 ways, for example, as 6084 + 3400336 = 78^2 + 1844^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3406421) 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 7 ways as a sum of consecutive naturals, for example, 3150 + ... + 4090.

It is an arithmetic number, because the mean of its divisors is an integer number (300027).

Almost surely, 2^3406420 is an apocalyptic number.

It is an amenable number.

3406420 is an abundant number, since it is smaller than the sum of its proper divisors (3794228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3406420 is a wasteful number, since it uses less digits than its factorization.

3406420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131 (or 1129 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 3406420 is about 1845.6489373659. The cubic root of 3406420 is about 150.4640444196.

The spelling of 3406420 in words is "three million, four hundred six thousand, four hundred twenty".