2644941 has 8 divisors (see below), whose sum is σ = 3797920. Its totient is φ = 1627632.

The previous prime is 2644927. The next prime is 2644981. The reversal of 2644941 is 1494462.

2644941 = T₄₃₈ + T₄₃₉ + ... + T₄₆₃.

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

It is not a de Polignac number, because 2644941 - 2⁹ = 2644429 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2644899 and 2644908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2644921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33871 + ... + 33948.

It is an arithmetic number, because the mean of its divisors is an integer number (474740).

2^2644941 is an apocalyptic number.

It is an amenable number.

2644941 is a deficient number, since it is larger than the sum of its proper divisors (1152979).

2644941 is a wasteful number, since it uses less digits than its factorization.

2644941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67835.

The product of its digits is 6912, while the sum is 30.

The square root of 2644941 is about 1626.3274578018. The cubic root of 2644941 is about 138.2946340998.

The spelling of 2644941 in words is "two million, six hundred forty-four thousand, nine hundred forty-one".