320425012 has 6 divisors (see below), whose sum is σ = 560743778. Its totient is φ = 160212504.

The previous prime is 320424977. The next prime is 320425037. The reversal of 320425012 is 210524023.

It can be written as a sum of positive squares in only one way, i.e., 300120976 + 20304036 = 17324^2 + 4506^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40053123 + ... + 40053130.

Almost surely, 2^320425012 is an apocalyptic number.

It is an amenable number.

320425012 is a deficient number, since it is larger than the sum of its proper divisors (240318766).

320425012 is a wasteful number, since it uses less digits than its factorization.

320425012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80106257 (or 80106255 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 320425012 is about 17900.4193246974. The cubic root of 320425012 is about 684.2930614966.

Adding to 320425012 its reverse (210524023), we get a palindrome (530949035).

The spelling of 320425012 in words is "three hundred twenty million, four hundred twenty-five thousand, twelve".