2546489 has 8 divisors (see below), whose sum is σ = 2795520. Its totient is φ = 2300400.

The previous prime is 2546443. The next prime is 2546497. The reversal of 2546489 is 9846452.

2546489 = 163² + 164² + ... + 228².

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

It is a cyclic number.

It is not a de Polignac number, because 2546489 - 2⁸ = 2546233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2546429) 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, 1352 + ... + 2630.

It is an arithmetic number, because the mean of its divisors is an integer number (349440).

2^2546489 is an apocalyptic number.

It is an amenable number.

2546489 is a deficient number, since it is larger than the sum of its proper divisors (249031).

2546489 is a wasteful number, since it uses less digits than its factorization.

2546489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471.

The product of its digits is 69120, while the sum is 38.

The square root of 2546489 is about 1595.7722268544. The cubic root of 2546489 is about 136.5569898040.

The spelling of 2546489 in words is "two million, five hundred forty-six thousand, four hundred eighty-nine".