2842438 has 16 divisors (see below), whose sum is σ = 4530240. Its totient is φ = 1333800.

The previous prime is 2842403. The next prime is 2842439. The reversal of 2842438 is 8342482.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2842439) 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 7 ways as a sum of consecutive naturals, for example, 4693 + ... + 5263.

It is an arithmetic number, because the mean of its divisors is an integer number (283140).

2^2842438 is an apocalyptic number.

2842438 is a deficient number, since it is larger than the sum of its proper divisors (1687802).

2842438 is a wasteful number, since it uses less digits than its factorization.

2842438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723.

The product of its digits is 12288, while the sum is 31.

The square root of 2842438 is about 1685.9531428839. The cubic root of 2842438 is about 141.6544863038.

The spelling of 2842438 in words is "two million, eight hundred forty-two thousand, four hundred thirty-eight".