2823738 has 16 divisors (see below), whose sum is σ = 5671200. Its totient is φ = 937296.

The previous prime is 2823731. The next prime is 2823749. The reversal of 2823738 is 8373282.

It is a happy number.

2823738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2823699 and 2823708.

It is not an unprimeable number, because it can be changed into a prime (2823731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 813 + ... + 2511.

It is an arithmetic number, because the mean of its divisors is an integer number (354450).

2^2823738 is an apocalyptic number.

2823738 is an abundant number, since it is smaller than the sum of its proper divisors (2847462).

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

2823738 is a wasteful number, since it uses less digits than its factorization.

2823738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1981.

The product of its digits is 16128, while the sum is 33.

The square root of 2823738 is about 1680.3981671021. The cubic root of 2823738 is about 141.3431609301.

The spelling of 2823738 in words is "two million, eight hundred twenty-three thousand, seven hundred thirty-eight".