3473856 has 84 divisors (see below), whose sum is σ = 10289032. Its totient is φ = 1119744.

The previous prime is 3473849. The next prime is 3473887. The reversal of 3473856 is 6583743.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a d-powerful number, because it can be written as 3⁸ + 4¹⁰ + 7⁷ + 3¹³ + 8³ + 5³ + 6³ .

It is a self number, because there is not a number n which added to its sum of digits gives 3473856.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21231 + ... + 21393.

Almost surely, 2^3473856 is an apocalyptic number.

3473856 is a gapful number since it is divisible by the number (36) 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 3473856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5144516).

3473856 is an abundant number, since it is smaller than the sum of its proper divisors (6815176).

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

3473856 is a wasteful number, since it uses less digits than its factorization.

3473856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218 (or 205 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 3473856 is about 1863.8283182740. The cubic root of 3473856 is about 151.4504625152.

The spelling of 3473856 in words is "three million, four hundred seventy-three thousand, eight hundred fifty-six".