378284801 has 2 divisors, whose sum is σ = 378284802. Its totient is φ = 378284800.

The previous prime is 378284783. The next prime is 378284843. The reversal of 378284801 is 108482873.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 288490225 + 89794576 = 16985^2 + 9476^2 .

It is a cyclic number.

It is not a de Polignac number, because 378284801 - 2¹⁸ = 378022657 is a prime.

It is not a weakly prime, because it can be changed into another prime (378286801) 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, 189142400 + 189142401.

It is an arithmetic number, because the mean of its divisors is an integer number (189142401).

Almost surely, 2^378284801 is an apocalyptic number.

It is an amenable number.

378284801 is a deficient number, since it is larger than the sum of its proper divisors (1).

378284801 is an equidigital number, since it uses as much as digits as its factorization.

378284801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86016, while the sum is 41.

The square root of 378284801 is about 19449.5450075317. The cubic root of 378284801 is about 723.2242238581.

The spelling of 378284801 in words is "three hundred seventy-eight million, two hundred eighty-four thousand, eight hundred one".