2685338 has 4 divisors (see below), whose sum is σ = 4028010. Its totient is φ = 1342668.

The previous prime is 2685323. The next prime is 2685343. The reversal of 2685338 is 8335862.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8335862 = 2 ⋅4167931.

It can be written as a sum of positive squares in only one way, i.e., 2411809 + 273529 = 1553^2 + 523^2 .

It is a super-2 number, since 2×2685338² = 14422080348488, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2685298 and 2685307.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671333 + ... + 671336.

2^2685338 is an apocalyptic number.

2685338 is a deficient number, since it is larger than the sum of its proper divisors (1342672).

2685338 is a wasteful number, since it uses less digits than its factorization.

2685338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342671.

The product of its digits is 34560, while the sum is 35.

The square root of 2685338 is about 1638.7000945872. The cubic root of 2685338 is about 138.9951519107.

The spelling of 2685338 in words is "two million, six hundred eighty-five thousand, three hundred thirty-eight".