4478046 has 16 divisors (see below), whose sum is σ = 9018000. Its totient is φ = 1482368.

The previous prime is 4478017. The next prime is 4478059. The reversal of 4478046 is 6408744.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 4477998 and 4478016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1611 + ... + 3398.

It is an arithmetic number, because the mean of its divisors is an integer number (563625).

Almost surely, 2^4478046 is an apocalyptic number.

4478046 is an abundant number, since it is smaller than the sum of its proper divisors (4539954).

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

4478046 is a wasteful number, since it uses less digits than its factorization.

4478046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5163.

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 4478046 is about 2116.1394093963. The cubic root of 4478046 is about 164.8274412704.

The spelling of 4478046 in words is "four million, four hundred seventy-eight thousand, forty-six".