394002235 has 8 divisors (see below), whose sum is σ = 515784816. Its totient is φ = 286547040.

The previous prime is 394002227. The next prime is 394002283. The reversal of 394002235 is 532200493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 394002235 - 2³ = 394002227 is a prime.

It is a super-2 number, since 2×394002235² = 310475522369990450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3581784 + ... + 3581893.

It is an arithmetic number, because the mean of its divisors is an integer number (64473102).

Almost surely, 2^394002235 is an apocalyptic number.

394002235 is a deficient number, since it is larger than the sum of its proper divisors (121782581).

394002235 is a wasteful number, since it uses less digits than its factorization.

394002235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7163693.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 394002235 is about 19849.4895400360. The cubic root of 394002235 is about 733.1050792145.

The spelling of 394002235 in words is "three hundred ninety-four million, two thousand, two hundred thirty-five".