2489793 has 8 divisors (see below), whose sum is σ = 3327168. Its totient is φ = 1656144.

The previous prime is 2489789. The next prime is 2489797. The reversal of 2489793 is 3979842.

It is an interprime number because it is at equal distance from previous prime (2489789) and next prime (2489797).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2489793 - 2² = 2489789 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2489797) 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, 1671 + ... + 2787.

It is an arithmetic number, because the mean of its divisors is an integer number (415896).

2^2489793 is an apocalyptic number.

It is an amenable number.

2489793 is a deficient number, since it is larger than the sum of its proper divisors (837375).

2489793 is a wasteful number, since it uses less digits than its factorization.

2489793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1863.

The product of its digits is 108864, while the sum is 42.

The square root of 2489793 is about 1577.9077919828. The cubic root of 2489793 is about 135.5359218133.

The spelling of 2489793 in words is "two million, four hundred eighty-nine thousand, seven hundred ninety-three".