394329027 has 4 divisors (see below), whose sum is σ = 525772040. Its totient is φ = 262886016.

The previous prime is 394328993. The next prime is 394329073. The reversal of 394329027 is 720923493.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 394329027 - 2⁸ = 394328771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (394329077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65721502 + ... + 65721507.

It is an arithmetic number, because the mean of its divisors is an integer number (131443010).

Almost surely, 2^394329027 is an apocalyptic number.

394329027 is a deficient number, since it is larger than the sum of its proper divisors (131443013).

394329027 is a wasteful number, since it uses less digits than its factorization.

394329027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131443012.

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 394329027 is about 19857.7195820668. The cubic root of 394329027 is about 733.3077063818.

The spelling of 394329027 in words is "three hundred ninety-four million, three hundred twenty-nine thousand, twenty-seven".