380826331 has 2 divisors, whose sum is σ = 380826332. Its totient is φ = 380826330.

The previous prime is 380826319. The next prime is 380826371. The reversal of 380826331 is 133628083.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 380826331 - 2¹⁵ = 380793563 is a prime.

It is a super-2 number, since 2×380826331² = 290057388765843122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (380826371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190413165 + 190413166.

It is an arithmetic number, because the mean of its divisors is an integer number (190413166).

Almost surely, 2^380826331 is an apocalyptic number.

380826331 is a deficient number, since it is larger than the sum of its proper divisors (1).

380826331 is an equidigital number, since it uses as much as digits as its factorization.

380826331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 380826331 is about 19514.7721226767. The cubic root of 380826331 is about 724.8402857061.

The spelling of 380826331 in words is "three hundred eighty million, eight hundred twenty-six thousand, three hundred thirty-one".