394636363 has 16 divisors (see below), whose sum is σ = 440294400. Its totient is φ = 350700480.

The previous prime is 394636343. The next prime is 394636367. The reversal of 394636363 is 363636493.

It is a cyclic number.

It is not a de Polignac number, because 394636363 - 2⁹ = 394635851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (394636367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87303 + ... + 91711.

It is an arithmetic number, because the mean of its divisors is an integer number (27518400).

Almost surely, 2^394636363 is an apocalyptic number.

394636363 is a deficient number, since it is larger than the sum of its proper divisors (45658037).

394636363 is a wasteful number, since it uses less digits than its factorization.

394636363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4602.

The product of its digits is 629856, while the sum is 43.

The square root of 394636363 is about 19865.4565263424. The cubic root of 394636363 is about 733.4981677447.

The spelling of 394636363 in words is "three hundred ninety-four million, six hundred thirty-six thousand, three hundred sixty-three".