2281607 has 2 divisors, whose sum is σ = 2281608.
Its totient is φ = 2281606.
The previous prime is 2281579. The next prime is 2281619. The reversal of 2281607 is 7061822.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2281607 - 214 = 2265223 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2281667) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1140803 + 1140804.
It is an arithmetic number, because the mean of its divisors is an integer number (1140804).
22281607 is an apocalyptic number.
2281607 is a deficient number, since it is larger than the sum of its proper divisors (1).
2281607 is an equidigital number, since it uses as much as digits as its factorization.
2281607 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1344, while the sum is 26.
The square root of 2281607 is about 1510.4989241969.
The cubic root of 2281607 is about 131.6478023144.
The spelling of 2281607 in words is "two million, two hundred eighty-one thousand, six hundred seven".