2655816 has 32 divisors (see below), whose sum is σ = 6804000. Its totient is φ = 863360.

The previous prime is 2655803. The next prime is 2655817. The reversal of 2655816 is 6185562.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2655817) 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 7 ways as a sum of consecutive naturals, for example, 366 + ... + 2333.

It is an arithmetic number, because the mean of its divisors is an integer number (212625).

2^2655816 is an apocalyptic number.

It is an amenable number.

2655816 is an abundant number, since it is smaller than the sum of its proper divisors (4148184).

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

2655816 is a wasteful number, since it uses less digits than its factorization.

2655816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2749 (or 2745 counting only the distinct ones).

The product of its digits is 14400, while the sum is 33.

The square root of 2655816 is about 1629.6674507396. The cubic root of 2655816 is about 138.4839133831.

The spelling of 2655816 in words is "two million, six hundred fifty-five thousand, eight hundred sixteen".