2356938 has 20 divisors (see below), whose sum is σ = 5281650. Its totient is φ = 785592.

The previous prime is 2356933. The next prime is 2356943. The reversal of 2356938 is 8396532.

It is an interprime number because it is at equal distance from previous prime (2356933) and next prime (2356943).

It can be written as a sum of positive squares in only one way, i.e., 1656369 + 700569 = 1287^2 + 837^2 .

It is a d-powerful number, because it can be written as 2²¹ + 3⁴ + 5⁵ + 6⁶ + 9 + 3¹¹ + 8⁵ .

It is not an unprimeable number, because it can be changed into a prime (2356933) 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 9 ways as a sum of consecutive naturals, for example, 7113 + ... + 7436.

2^2356938 is an apocalyptic number.

2356938 is an abundant number, since it is smaller than the sum of its proper divisors (2924712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2356938 is a wasteful number, since it uses less digits than its factorization.

2356938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14563 (or 14554 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 2356938 is about 1535.2322299900. The cubic root of 2356938 is about 133.0809991461.

The spelling of 2356938 in words is "two million, three hundred fifty-six thousand, nine hundred thirty-eight".