2546944 has 18 divisors (see below), whose sum is σ = 5084450. Its totient is φ = 1273344.

The previous prime is 2546941. The next prime is 2546959. The reversal of 2546944 is 4496452.

It can be written as a sum of positive squares in only one way, i.e., 2073600 + 473344 = 1440^2 + 688^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2546941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4719 + ... + 5230.

2^2546944 is an apocalyptic number.

It is an amenable number.

2546944 is a deficient number, since it is larger than the sum of its proper divisors (2537506).

2546944 is an frugal number, since it uses more digits than its factorization.

2546944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9965 (or 9951 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 2546944 is about 1595.9147846925. The cubic root of 2546944 is about 136.5651225350.

The spelling of 2546944 in words is "two million, five hundred forty-six thousand, nine hundred forty-four".