2546644 has 12 divisors (see below), whose sum is σ = 4513600. Its totient is φ = 1257048.

The previous prime is 2546611. The next prime is 2546657. The reversal of 2546644 is 4466452.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3714 + ... + 4345.

2^2546644 is an apocalyptic number.

It is an amenable number.

2546644 is a deficient number, since it is larger than the sum of its proper divisors (1966956).

2546644 is a wasteful number, since it uses less digits than its factorization.

2546644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8142 (or 8140 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 2546644 is about 1595.8207919438. The cubic root of 2546644 is about 136.5597604035.

The spelling of 2546644 in words is "two million, five hundred forty-six thousand, six hundred forty-four".