4547478338 has 32 divisors (see below), whose sum is σ = 7434367920. Its totient is φ = 2073657600.

The previous prime is 4547478293. The next prime is 4547478349. The reversal of 4547478338 is 8338747454.

It can be written as a sum of positive squares in 8 ways, for example, as 915849169 + 3631629169 = 30263^2 + 60263^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4547478338.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1461128 + ... + 1464236.

Almost surely, 2^4547478338 is an apocalyptic number.

4547478338 is a deficient number, since it is larger than the sum of its proper divisors (2886889582).

4547478338 is a wasteful number, since it uses less digits than its factorization.

4547478338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3782.

The product of its digits is 9031680, while the sum is 53.

The square root of 4547478338 is about 67434.9934232962. The cubic root of 4547478338 is about 1656.7496200210.

The spelling of 4547478338 in words is "four billion, five hundred forty-seven million, four hundred seventy-eight thousand, three hundred thirty-eight".