4478346 has 12 divisors (see below), whose sum is σ = 9703122. Its totient is φ = 1492776.

The previous prime is 4478339. The next prime is 4478351. The reversal of 4478346 is 6438744.

It can be written as a sum of positive squares in only one way, i.e., 2852721 + 1625625 = 1689^2 + 1275^2 .

It is a d-powerful number, because it can be written as 4³ + 4⁹ + 7³ + 8³ + 3⁹ + 4¹¹ + 6⁴ .

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 4478346.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 124381 + ... + 124416.

Almost surely, 2^4478346 is an apocalyptic number.

4478346 is an abundant number, since it is smaller than the sum of its proper divisors (5224776).

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

4478346 is a wasteful number, since it uses less digits than its factorization.

4478346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248805 (or 248802 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 4478346 is about 2116.2102920079. The cubic root of 4478346 is about 164.8311219776.

The spelling of 4478346 in words is "four million, four hundred seventy-eight thousand, three hundred forty-six".