380166593 has 2 divisors, whose sum is σ = 380166594. Its totient is φ = 380166592.

The previous prime is 380166583. The next prime is 380166599. The reversal of 380166593 is 395661083.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270503809 + 109662784 = 16447^2 + 10472^2 .

It is a cyclic number.

It is not a de Polignac number, because 380166593 - 2⁸ = 380166337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 380166593.

It is not a weakly prime, because it can be changed into another prime (380166599) 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, 190083296 + 190083297.

It is an arithmetic number, because the mean of its divisors is an integer number (190083297).

Almost surely, 2^380166593 is an apocalyptic number.

It is an amenable number.

380166593 is a deficient number, since it is larger than the sum of its proper divisors (1).

380166593 is an equidigital number, since it uses as much as digits as its factorization.

380166593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 380166593 is about 19497.8612416849. The cubic root of 380166593 is about 724.4214761749.

The spelling of 380166593 in words is "three hundred eighty million, one hundred sixty-six thousand, five hundred ninety-three".