10384021 has 2 divisors, whose sum is σ = 10384022. Its totient is φ = 10384020.

The previous prime is 10383983. The next prime is 10384037. The reversal of 10384021 is 12048301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8910225 + 1473796 = 2985^2 + 1214^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10384021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10384021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10384061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5192010 + 5192011.

It is an arithmetic number, because the mean of its divisors is an integer number (5192011).

Almost surely, 2^10384021 is an apocalyptic number.

It is an amenable number.

10384021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10384021 is an equidigital number, since it uses as much as digits as its factorization.

10384021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 10384021 is about 3222.4247081972. The cubic root of 10384021 is about 218.1667284966.

The spelling of 10384021 in words is "ten million, three hundred eighty-four thousand, twenty-one".