2655679 has 8 divisors (see below), whose sum is σ = 2903600. Its totient is φ = 2414016.

The previous prime is 2655661. The next prime is 2655691. The reversal of 2655679 is 9765562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2655679 - 2⁹ = 2655167 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2655479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 654 + ... + 2395.

It is an arithmetic number, because the mean of its divisors is an integer number (362950).

2^2655679 is an apocalyptic number.

2655679 is a deficient number, since it is larger than the sum of its proper divisors (247921).

2655679 is a wasteful number, since it uses less digits than its factorization.

2655679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3129.

The product of its digits is 113400, while the sum is 40.

The square root of 2655679 is about 1629.6254170821. The cubic root of 2655679 is about 138.4815321160.

The spelling of 2655679 in words is "two million, six hundred fifty-five thousand, six hundred seventy-nine".