2606189273 has 2 divisors, whose sum is σ = 2606189274. Its totient is φ = 2606189272.

The previous prime is 2606189269. The next prime is 2606189281. The reversal of 2606189273 is 3729816062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2050550089 + 555639184 = 45283^2 + 23572^2 .

It is a cyclic number.

It is not a de Polignac number, because 2606189273 - 2² = 2606189269 is a prime.

It is not a weakly prime, because it can be changed into another prime (2606189213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1303094636 + 1303094637.

It is an arithmetic number, because the mean of its divisors is an integer number (1303094637).

Almost surely, 2^2606189273 is an apocalyptic number.

It is an amenable number.

2606189273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2606189273 is an equidigital number, since it uses as much as digits as its factorization.

2606189273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 2606189273 is about 51050.8498753938. The cubic root of 2606189273 is about 1376.1591148096.

The spelling of 2606189273 in words is "two billion, six hundred six million, one hundred eighty-nine thousand, two hundred seventy-three".