2655939 has 32 divisors (see below), whose sum is σ = 4290048. Its totient is φ = 1440000.

The previous prime is 2655937. The next prime is 2655941. The reversal of 2655939 is 9395562.

It is an interprime number because it is at equal distance from previous prime (2655937) and next prime (2655941).

It is not a de Polignac number, because 2655939 - 2¹ = 2655937 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 2655897 and 2655906.

It is not an unprimeable number, because it can be changed into a prime (2655937) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17514 + ... + 17664.

It is an arithmetic number, because the mean of its divisors is an integer number (134064).

2^2655939 is an apocalyptic number.

2655939 is a deficient number, since it is larger than the sum of its proper divisors (1634109).

2655939 is a wasteful number, since it uses less digits than its factorization.

2655939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219.

The product of its digits is 72900, while the sum is 39.

The square root of 2655939 is about 1629.7051880632. The cubic root of 2655939 is about 138.4860512394.

The spelling of 2655939 in words is "two million, six hundred fifty-five thousand, nine hundred thirty-nine".