338016946 has 4 divisors (see below), whose sum is σ = 507025422. Its totient is φ = 169008472.

The previous prime is 338016929. The next prime is 338016971. The reversal of 338016946 is 649610833.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 649610833 = 4007 ⋅162119.

It can be written as a sum of positive squares in only one way, i.e., 246144721 + 91872225 = 15689^2 + 9585^2 .

It is a super-2 number, since 2×338016946² = 228510911566333832, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) 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 = 338016899 and 338016908.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84504235 + ... + 84504238.

Almost surely, 2^338016946 is an apocalyptic number.

338016946 is a deficient number, since it is larger than the sum of its proper divisors (169008476).

338016946 is a wasteful number, since it uses less digits than its factorization.

338016946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169008475.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 338016946 is about 18385.2371755167. The cubic root of 338016946 is about 696.5936178937.

The spelling of 338016946 in words is "three hundred thirty-eight million, sixteen thousand, nine hundred forty-six".