4478973 has 16 divisors (see below), whose sum is σ = 6529536. Its totient is φ = 2718720.

The previous prime is 4478917. The next prime is 4478983. The reversal of 4478973 is 3798744.

It is not a de Polignac number, because 4478973 - 2¹⁴ = 4462589 is a prime.

It is a super-2 number, since 2×4478973² = 40122398269458, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4478983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165 + ... + 2997.

It is an arithmetic number, because the mean of its divisors is an integer number (408096).

Almost surely, 2^4478973 is an apocalyptic number.

It is an amenable number.

4478973 is a deficient number, since it is larger than the sum of its proper divisors (2050563).

4478973 is a wasteful number, since it uses less digits than its factorization.

4478973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2884.

The product of its digits is 169344, while the sum is 42.

The square root of 4478973 is about 2116.3584290002. The cubic root of 4478973 is about 164.8388141249.

The spelling of 4478973 in words is "four million, four hundred seventy-eight thousand, nine hundred seventy-three".