3486420 has 72 divisors (see below), whose sum is σ = 12090624. Its totient is φ = 796608.

The previous prime is 3486403. The next prime is 3486463. The reversal of 3486420 is 246843.

3486420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 124 + ... + 2643.

Almost surely, 2^3486420 is an apocalyptic number.

3486420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3486420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6045312).

3486420 is an abundant number, since it is smaller than the sum of its proper divisors (8604204).

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

3486420 is a wasteful number, since it uses less digits than its factorization.

3486420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2789 (or 2784 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 3486420 is about 1867.1957583499. The cubic root of 3486420 is about 151.6328279913.

The spelling of 3486420 in words is "three million, four hundred eighty-six thousand, four hundred twenty".