2277061 has 2 divisors, whose sum is σ = 2277062.
Its totient is φ = 2277060.
The previous prime is 2277047. The next prime is 2277071. The reversal of 2277061 is 1607722.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2268036 + 9025 = 1506^2 + 95^2
It is a cyclic number.
It is not a de Polignac number, because 2277061 - 213 = 2268869 is a prime.
2277061 is a lucky number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2277001) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1138530 + 1138531.
It is an arithmetic number, because the mean of its divisors is an integer number (1138531).
22277061 is an apocalyptic number.
It is an amenable number.
2277061 is a deficient number, since it is larger than the sum of its proper divisors (1).
2277061 is an equidigital number, since it uses as much as digits as its factorization.
2277061 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1176, while the sum is 25.
The square root of 2277061 is about 1508.9933730802.
The cubic root of 2277061 is about 131.5603100592.
The spelling of 2277061 in words is "two million, two hundred seventy-seven thousand, sixty-one".