2655968 has 48 divisors (see below), whose sum is σ = 6096384. Its totient is φ = 1115520.

The previous prime is 2655949. The next prime is 2655973. The reversal of 2655968 is 8695562.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15821 + ... + 15987.

It is an arithmetic number, because the mean of its divisors is an integer number (127008).

2^2655968 is an apocalyptic number.

2655968 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2655968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3048192).

2655968 is an abundant number, since it is smaller than the sum of its proper divisors (3440416).

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

2655968 is a wasteful number, since it uses less digits than its factorization.

2655968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255 (or 247 counting only the distinct ones).

The product of its digits is 129600, while the sum is 41.

The square root of 2655968 is about 1629.7140853536. The cubic root of 2655968 is about 138.4865552772.

The spelling of 2655968 in words is "two million, six hundred fifty-five thousand, nine hundred sixty-eight".