394839325 has 12 divisors (see below), whose sum is σ = 490998708. Its totient is φ = 314969600.

The previous prime is 394839299. The next prime is 394839337. The reversal of 394839325 is 523938493.

It can be written as a sum of positive squares in 6 ways, for example, as 108451396 + 286387929 = 10414^2 + 16923^2 .

It is not a de Polignac number, because 394839325 - 2⁷ = 394839197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13546 + ... + 31195.

It is an arithmetic number, because the mean of its divisors is an integer number (40916559).

Almost surely, 2^394839325 is an apocalyptic number.

It is an amenable number.

394839325 is a deficient number, since it is larger than the sum of its proper divisors (96159383).

394839325 is a wasteful number, since it uses less digits than its factorization.

394839325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45104 (or 45099 counting only the distinct ones).

The product of its digits is 699840, while the sum is 46.

The square root of 394839325 is about 19870.5642848914. The cubic root of 394839325 is about 733.6238925508.

The spelling of 394839325 in words is "three hundred ninety-four million, eight hundred thirty-nine thousand, three hundred twenty-five".