2489186 has 16 divisors (see below), whose sum is σ = 4415040. Its totient is φ = 1029840.

The previous prime is 2489183. The next prime is 2489197. The reversal of 2489186 is 6819842.

It is not an unprimeable number, because it can be changed into a prime (2489183) 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, 2660 + ... + 3471.

It is an arithmetic number, because the mean of its divisors is an integer number (275940).

2^2489186 is an apocalyptic number.

2489186 is a deficient number, since it is larger than the sum of its proper divisors (1925854).

2489186 is a wasteful number, since it uses less digits than its factorization.

2489186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6169.

The product of its digits is 27648, while the sum is 38.

The square root of 2489186 is about 1577.7154369531. The cubic root of 2489186 is about 135.5249065748.

The spelling of 2489186 in words is "two million, four hundred eighty-nine thousand, one hundred eighty-six".