3661327 has 2 divisors, whose sum is σ = 3661328. Its totient is φ = 3661326.

The previous prime is 3661303. The next prime is 3661367. The reversal of 3661327 is 7231663.

It is a weak prime.

It is an emirp because it is prime and its reverse (7231663) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3661327 is a prime.

It is equal to p₂₆₀₇₉₄ and since 3661327 and 260794 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 3661295 and 3661304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3661367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1830663 + 1830664.

It is an arithmetic number, because the mean of its divisors is an integer number (1830664).

Almost surely, 2^3661327 is an apocalyptic number.

3661327 is a deficient number, since it is larger than the sum of its proper divisors (1).

3661327 is an equidigital number, since it uses as much as digits as its factorization.

3661327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 28.

The square root of 3661327 is about 1913.4594325462. The cubic root of 3661327 is about 154.1272771376.

The spelling of 3661327 in words is "three million, six hundred sixty-one thousand, three hundred twenty-seven".