2641156 has 12 divisors (see below), whose sum is σ = 5282368. Its totient is φ = 1131912.

The previous prime is 2641153. The next prime is 2641187. The reversal of 2641156 is 6511462.

2641156 = T₄₉₁ + T₄₉₂ + ... + T₅₁₁.

2641156 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 2641156.

It is not an unprimeable number, because it can be changed into a prime (2641151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47136 + ... + 47191.

2^2641156 is an apocalyptic number.

It is an amenable number.

2641156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2641156 is a wasteful number, since it uses less digits than its factorization.

2641156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94338 (or 94336 counting only the distinct ones).

The product of its digits is 1440, while the sum is 25.

The square root of 2641156 is about 1625.1633764025. The cubic root of 2641156 is about 138.2286345082.

The spelling of 2641156 in words is "two million, six hundred forty-one thousand, one hundred fifty-six".