2356838 has 12 divisors (see below), whose sum is σ = 3886260. Its totient is φ = 1071180.

The previous prime is 2356831. The next prime is 2356843. The reversal of 2356838 is 8386532.

It is a junction number, because it is equal to n+sod(n) for n = 2356798 and 2356807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2356831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4628 + ... + 5111.

It is an arithmetic number, because the mean of its divisors is an integer number (323855).

2^2356838 is an apocalyptic number.

2356838 is a deficient number, since it is larger than the sum of its proper divisors (1529422).

2356838 is a wasteful number, since it uses less digits than its factorization.

2356838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9763 (or 9752 counting only the distinct ones).

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

The square root of 2356838 is about 1535.1996612819. The cubic root of 2356838 is about 133.0791170024.

The spelling of 2356838 in words is "two million, three hundred fifty-six thousand, eight hundred thirty-eight".