338486642 has 8 divisors (see below), whose sum is σ = 546786156. Its totient is φ = 156224592.

The previous prime is 338486633. The next prime is 338486671. The reversal of 338486642 is 246684833.

It can be written as a sum of positive squares in 2 ways, for example, as 314388361 + 24098281 = 17731^2 + 4909^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×338486642² = 229146413624872328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 338486593 and 338486602.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6509333 + ... + 6509384.

Almost surely, 2^338486642 is an apocalyptic number.

338486642 is a deficient number, since it is larger than the sum of its proper divisors (208299514).

338486642 is a wasteful number, since it uses less digits than its factorization.

338486642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13018732.

The product of its digits is 663552, while the sum is 44.

The square root of 338486642 is about 18398.0064680932. The cubic root of 338486642 is about 696.9161222410.

The spelling of 338486642 in words is "three hundred thirty-eight million, four hundred eighty-six thousand, six hundred forty-two".