2489342 has 16 divisors (see below), whose sum is σ = 3973200. Its totient is φ = 1166400.

The previous prime is 2489341. The next prime is 2489371. The reversal of 2489342 is 2439842.

It is a junction number, because it is equal to n+sod(n) for n = 2489299 and 2489308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2489341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3842 + ... + 4442.

It is an arithmetic number, because the mean of its divisors is an integer number (248325).

2^2489342 is an apocalyptic number.

2489342 is a deficient number, since it is larger than the sum of its proper divisors (1483858).

2489342 is a wasteful number, since it uses less digits than its factorization.

2489342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731.

The product of its digits is 13824, while the sum is 32.

The square root of 2489342 is about 1577.7648747516. The cubic root of 2489342 is about 135.5277376802.

The spelling of 2489342 in words is "two million, four hundred eighty-nine thousand, three hundred forty-two".