2738238 has 16 divisors (see below), whose sum is σ = 5665680. Its totient is φ = 881216.

The previous prime is 2738231. The next prime is 2738243. The reversal of 2738238 is 8328372.

It is a happy number.

2738238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2738199 and 2738208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2738231) 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, 7695 + ... + 8042.

It is an arithmetic number, because the mean of its divisors is an integer number (354105).

2^2738238 is an apocalyptic number.

2738238 is an abundant number, since it is smaller than the sum of its proper divisors (2927442).

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

2738238 is a wasteful number, since it uses less digits than its factorization.

2738238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15771.

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

The square root of 2738238 is about 1654.7622185680. The cubic root of 2738238 is about 139.9019381321.

The spelling of 2738238 in words is "two million, seven hundred thirty-eight thousand, two hundred thirty-eight".