382866433 has 2 divisors, whose sum is σ = 382866434. Its totient is φ = 382866432.

The previous prime is 382866427. The next prime is 382866481. The reversal of 382866433 is 334668283.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 289782529 + 93083904 = 17023^2 + 9648^2 .

It is a cyclic number.

It is not a de Polignac number, because 382866433 - 2⁹ = 382865921 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 382866433.

It is not a weakly prime, because it can be changed into another prime (382266433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191433216 + 191433217.

It is an arithmetic number, because the mean of its divisors is an integer number (191433217).

Almost surely, 2^382866433 is an apocalyptic number.

It is an amenable number.

382866433 is a deficient number, since it is larger than the sum of its proper divisors (1).

382866433 is an equidigital number, since it uses as much as digits as its factorization.

382866433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 497664, while the sum is 43.

The square root of 382866433 is about 19566.9730157733. The cubic root of 382866433 is about 726.1323141681.

The spelling of 382866433 in words is "three hundred eighty-two million, eight hundred sixty-six thousand, four hundred thirty-three".