3486478 has 8 divisors (see below), whose sum is σ = 5457168. Its totient is φ = 1667424.

The previous prime is 3486463. The next prime is 3486491. The reversal of 3486478 is 8746843.

3486478 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 a self number, because there is not a number n which added to its sum of digits gives 3486478.

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 3 ways as a sum of consecutive naturals, for example, 37851 + ... + 37942.

It is an arithmetic number, because the mean of its divisors is an integer number (682146).

Almost surely, 2^3486478 is an apocalyptic number.

3486478 is a deficient number, since it is larger than the sum of its proper divisors (1970690).

3486478 is a wasteful number, since it uses less digits than its factorization.

3486478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75818.

The product of its digits is 129024, while the sum is 40.

The square root of 3486478 is about 1867.2112895974. The cubic root of 3486478 is about 151.6336688400.

The spelling of 3486478 in words is "three million, four hundred eighty-six thousand, four hundred seventy-eight".