4478535 has 12 divisors (see below), whose sum is σ = 7762872. Its totient is φ = 2388528.

The previous prime is 4478533. The next prime is 4478549. The reversal of 4478535 is 5358744.

It is not a de Polignac number, because 4478535 - 2¹ = 4478533 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

4478535 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4478535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4478533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49717 + ... + 49806.

It is an arithmetic number, because the mean of its divisors is an integer number (646906).

Almost surely, 2^4478535 is an apocalyptic number.

4478535 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4478535 is a deficient number, since it is larger than the sum of its proper divisors (3284337).

4478535 is a wasteful number, since it uses less digits than its factorization.

4478535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99534 (or 99531 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 4478535 is about 2116.2549468341. The cubic root of 4478535 is about 164.8334407387.

The spelling of 4478535 in words is "four million, four hundred seventy-eight thousand, five hundred thirty-five".