386378033 has 2 divisors, whose sum is σ = 386378034. Its totient is φ = 386378032.

The previous prime is 386377987. The next prime is 386378071. The reversal of 386378033 is 330873683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230827249 + 155550784 = 15193^2 + 12472^2 .

It is a cyclic number.

It is not a de Polignac number, because 386378033 - 2¹⁶ = 386312497 is a prime.

It is not a weakly prime, because it can be changed into another prime (386378933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 193189016 + 193189017.

It is an arithmetic number, because the mean of its divisors is an integer number (193189017).

Almost surely, 2^386378033 is an apocalyptic number.

It is an amenable number.

386378033 is a deficient number, since it is larger than the sum of its proper divisors (1).

386378033 is an equidigital number, since it uses as much as digits as its factorization.

386378033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 41.

The square root of 386378033 is about 19656.5010365528. The cubic root of 386378033 is about 728.3455577068.

The spelling of 386378033 in words is "three hundred eighty-six million, three hundred seventy-eight thousand, thirty-three".