2685238 has 16 divisors (see below), whose sum is σ = 4183344. Its totient is φ = 1291680.

The previous prime is 2685229. The next prime is 2685239. The reversal of 2685238 is 8325862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2685239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9556 + ... + 9832.

It is an arithmetic number, because the mean of its divisors is an integer number (261459).

2^2685238 is an apocalyptic number.

2685238 is a deficient number, since it is larger than the sum of its proper divisors (1498106).

2685238 is a wasteful number, since it uses less digits than its factorization.

2685238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447.

The product of its digits is 23040, while the sum is 34.

The square root of 2685238 is about 1638.6695823137. The cubic root of 2685238 is about 138.9934265304.

It can be divided in two parts, 26 and 85238, that added together give a square (85264 = 292²).

The spelling of 2685238 in words is "two million, six hundred eighty-five thousand, two hundred thirty-eight".