2549673 has 12 divisors (see below), whose sum is σ = 4209088. Its totient is φ = 1456920.

The previous prime is 2549669. The next prime is 2549683. The reversal of 2549673 is 3769452.

It is not a de Polignac number, because 2549673 - 2² = 2549669 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2549623) 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 11 ways as a sum of consecutive naturals, for example, 20173 + ... + 20298.

2^2549673 is an apocalyptic number.

It is an amenable number.

2549673 is a deficient number, since it is larger than the sum of its proper divisors (1659415).

2549673 is a wasteful number, since it uses less digits than its factorization.

2549673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40484 (or 40481 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 2549673 is about 1596.7695513129. The cubic root of 2549673 is about 136.6138807317.

The spelling of 2549673 in words is "two million, five hundred forty-nine thousand, six hundred seventy-three".