2667361 has 2 divisors, whose sum is σ = 2667362. Its totient is φ = 2667360.

The previous prime is 2667359. The next prime is 2667383. The reversal of 2667361 is 1637662.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2307361 + 360000 = 1519^2 + 600^2 .

It is a cyclic number.

It is not a de Polignac number, because 2667361 - 2¹ = 2667359 is a prime.

It is a super-3 number, since 3×2667361³ = 56933337793597100643, which contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 2667359, it forms a pair of twin primes.

It is an Ulam number.

It is a nialpdrome in base 12.

It is not a weakly prime, because it can be changed into another prime (2667311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1333680 + 1333681.

It is an arithmetic number, because the mean of its divisors is an integer number (1333681).

2^2667361 is an apocalyptic number.

It is an amenable number.

2667361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2667361 is an equidigital number, since it uses as much as digits as its factorization.

2667361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 31.

The square root of 2667361 is about 1633.2057433159. The cubic root of 2667361 is about 138.6842894218.

The spelling of 2667361 in words is "two million, six hundred sixty-seven thousand, three hundred sixty-one".