394345435 has 16 divisors (see below), whose sum is σ = 516637440. Its totient is φ = 286572640.

The previous prime is 394345403. The next prime is 394345453. The reversal of 394345435 is 534543493.

It is not a de Polignac number, because 394345435 - 2⁵ = 394345403 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107034 + ... + 110656.

It is an arithmetic number, because the mean of its divisors is an integer number (32289840).

Almost surely, 2^394345435 is an apocalyptic number.

394345435 is a deficient number, since it is larger than the sum of its proper divisors (122292005).

394345435 is a wasteful number, since it uses less digits than its factorization.

394345435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5618.

The product of its digits is 388800, while the sum is 40.

The square root of 394345435 is about 19858.1327168493. The cubic root of 394345435 is about 733.3178771995.

The spelling of 394345435 in words is "three hundred ninety-four million, three hundred forty-five thousand, four hundred thirty-five".