3660823 has 2 divisors, whose sum is σ = 3660824. Its totient is φ = 3660822.

The previous prime is 3660799. The next prime is 3660827. The reversal of 3660823 is 3280663.

It is a strong prime.

It is an emirp because it is prime and its reverse (3280663) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3660823 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3660791 and 3660800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3660827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1830411 + 1830412.

It is an arithmetic number, because the mean of its divisors is an integer number (1830412).

Almost surely, 2^3660823 is an apocalyptic number.

3660823 is a deficient number, since it is larger than the sum of its proper divisors (1).

3660823 is an equidigital number, since it uses as much as digits as its factorization.

3660823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 3660823 is about 1913.3277293762. The cubic root of 3660823 is about 154.1202046825.

The spelling of 3660823 in words is "three million, six hundred sixty thousand, eight hundred twenty-three".