2656941 has 16 divisors (see below), whose sum is σ = 4262400. Its totient is φ = 1438128.

The previous prime is 2656921. The next prime is 2656949. The reversal of 2656941 is 1496562.

It is not a de Polignac number, because 2656941 - 2⁵ = 2656909 is a prime.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2656949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2931 + ... + 3728.

It is an arithmetic number, because the mean of its divisors is an integer number (266400).

2^2656941 is an apocalyptic number.

2656941 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2656941 is a deficient number, since it is larger than the sum of its proper divisors (1605459).

2656941 is a wasteful number, since it uses less digits than its factorization.

2656941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6688.

The product of its digits is 12960, while the sum is 33.

The square root of 2656941 is about 1630.0125766386. The cubic root of 2656941 is about 138.5034644878.

The spelling of 2656941 in words is "two million, six hundred fifty-six thousand, nine hundred forty-one".