385530396 has 12 divisors (see below), whose sum is σ = 899570952. Its totient is φ = 128510128.

The previous prime is 385530361. The next prime is 385530401. The reversal of 385530396 is 693035583.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 16063755 + ... + 16063778.

It is an arithmetic number, because the mean of its divisors is an integer number (74964246).

Almost surely, 2^385530396 is an apocalyptic number.

It is an amenable number.

385530396 is an abundant number, since it is smaller than the sum of its proper divisors (514040556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

385530396 is a wasteful number, since it uses less digits than its factorization.

385530396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32127540 (or 32127538 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 42.

The square root of 385530396 is about 19634.9279601429. The cubic root of 385530396 is about 727.8125523715.

The spelling of 385530396 in words is "three hundred eighty-five million, five hundred thirty thousand, three hundred ninety-six".