394270363 has 2 divisors, whose sum is σ = 394270364. Its totient is φ = 394270362.

The previous prime is 394270351. The next prime is 394270403. The reversal of 394270363 is 363072493.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-394270363 is a prime.

It is not a weakly prime, because it can be changed into another prime (394270333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197135181 + 197135182.

It is an arithmetic number, because the mean of its divisors is an integer number (197135182).

Almost surely, 2^394270363 is an apocalyptic number.

394270363 is a deficient number, since it is larger than the sum of its proper divisors (1).

394270363 is an equidigital number, since it uses as much as digits as its factorization.

394270363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 37.

The square root of 394270363 is about 19856.2424189472. The cubic root of 394270363 is about 733.2713400533.

It can be divided in two parts, 3942 and 70363, that added together give a triangular number (74305 = T₃₈₅).

The spelling of 394270363 in words is "three hundred ninety-four million, two hundred seventy thousand, three hundred sixty-three".