2655949 has 2 divisors, whose sum is σ = 2655950. Its totient is φ = 2655948.

The previous prime is 2655943. The next prime is 2655973. The reversal of 2655949 is 9495562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2617924 + 38025 = 1618^2 + 195^2 .

It is a cyclic number.

It is not a de Polignac number, because 2655949 - 2³ = 2655941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2655941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1327974 + 1327975.

It is an arithmetic number, because the mean of its divisors is an integer number (1327975).

2^2655949 is an apocalyptic number.

It is an amenable number.

2655949 is a deficient number, since it is larger than the sum of its proper divisors (1).

2655949 is an equidigital number, since it uses as much as digits as its factorization.

2655949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97200, while the sum is 40.

The square root of 2655949 is about 1629.7082560998. The cubic root of 2655949 is about 138.4862250459.

The spelling of 2655949 in words is "two million, six hundred fifty-five thousand, nine hundred forty-nine".