336680842 has 4 divisors (see below), whose sum is σ = 505021266. Its totient is φ = 168340420.

The previous prime is 336680783. The next prime is 336680879. The reversal of 336680842 is 248086633.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 248086633 = 47 ⋅5278439.

It can be written as a sum of positive squares in only one way, i.e., 296218521 + 40462321 = 17211^2 + 6361^2 .

It is a super-2 number, since 2×336680842² = 226707978739657928, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 336680795 and 336680804.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84170209 + ... + 84170212.

Almost surely, 2^336680842 is an apocalyptic number.

336680842 is a deficient number, since it is larger than the sum of its proper divisors (168340424).

336680842 is a wasteful number, since it uses less digits than its factorization.

336680842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168340423.

The product of its (nonzero) digits is 165888, while the sum is 40.

The square root of 336680842 is about 18348.8648695226. The cubic root of 336680842 is about 695.6745806083.

The spelling of 336680842 in words is "three hundred thirty-six million, six hundred eighty thousand, eight hundred forty-two".