16478338 has 16 divisors (see below), whose sum is σ = 26409240. Its totient is φ = 7684096.

The previous prime is 16478317. The next prime is 16478347. The reversal of 16478338 is 83387461.

16478338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 15031129 + 1447209 = 3877^2 + 1203^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16478338.

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, 1698 + ... + 5986.

Almost surely, 2^16478338 is an apocalyptic number.

16478338 is a deficient number, since it is larger than the sum of its proper divisors (9930902).

16478338 is a wasteful number, since it uses less digits than its factorization.

16478338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4421.

The product of its digits is 96768, while the sum is 40.

The square root of 16478338 is about 4059.3519187181. The cubic root of 16478338 is about 254.4707104215.

The spelling of 16478338 in words is "sixteen million, four hundred seventy-eight thousand, three hundred thirty-eight".