2641044 has 48 divisors (see below), whose sum is σ = 7354368. Its totient is φ = 721248.

The previous prime is 2641039. The next prime is 2641061. The reversal of 2641044 is 4401462.

It is a super-2 number, since 2×2641044² = 13950226819872, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 2641044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1249 + ... + 2615.

It is an arithmetic number, because the mean of its divisors is an integer number (153216).

2^2641044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2641044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3677184).

2641044 is an abundant number, since it is smaller than the sum of its proper divisors (4713324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2641044 is a wasteful number, since it uses less digits than its factorization.

2641044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404 (or 1402 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2641044 is about 1625.1289179631. The cubic root of 2641044 is about 138.2266805878.

The spelling of 2641044 in words is "two million, six hundred forty-one thousand, forty-four".