378269 has 2 divisors, whose sum is σ = 378270. Its totient is φ = 378268.

The previous prime is 378253. The next prime is 378277. The reversal of 378269 is 962873.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 375769 + 2500 = 613^2 + 50^2 .

It is a cyclic number.

It is not a de Polignac number, because 378269 - 2⁴ = 378253 is a prime.

It is a super-2 number, since 2×378269² = 286174872722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (378229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189134 + 189135.

It is an arithmetic number, because the mean of its divisors is an integer number (189135).

2³⁷⁸²⁶⁹ is an apocalyptic number.

It is an amenable number.

378269 is a deficient number, since it is larger than the sum of its proper divisors (1).

378269 is an equidigital number, since it uses as much as digits as its factorization.

378269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 35.

The square root of 378269 is about 615.0357713174. The cubic root of 378269 is about 72.3214153998.

The spelling of 378269 in words is "three hundred seventy-eight thousand, two hundred sixty-nine".