2489798 has 8 divisors (see below), whose sum is σ = 3931320. Its totient is φ = 1179360.

The previous prime is 2489797. The next prime is 2489801. The reversal of 2489798 is 8979842.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2489797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32723 + ... + 32798.

It is an arithmetic number, because the mean of its divisors is an integer number (491415).

2^2489798 is an apocalyptic number.

2489798 is a deficient number, since it is larger than the sum of its proper divisors (1441522).

2489798 is a wasteful number, since it uses less digits than its factorization.

2489798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65542.

The product of its digits is 290304, while the sum is 47.

The square root of 2489798 is about 1577.9093763585. The cubic root of 2489798 is about 135.5360125409.

The spelling of 2489798 in words is "two million, four hundred eighty-nine thousand, seven hundred ninety-eight".