384696636 has 24 divisors (see below), whose sum is σ = 898894080. Its totient is φ = 128050992.

The previous prime is 384696581. The next prime is 384696649. The reversal of 384696636 is 636696483.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13666 + ... + 30921.

It is an arithmetic number, because the mean of its divisors is an integer number (37453920).

Almost surely, 2^384696636 is an apocalyptic number.

It is an amenable number.

384696636 is an abundant number, since it is smaller than the sum of its proper divisors (514197444).

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

384696636 is a wasteful number, since it uses less digits than its factorization.

384696636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45313 (or 45311 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 51.

The square root of 384696636 is about 19613.6849164047. The cubic root of 384696636 is about 727.2875103605.

The spelling of 384696636 in words is "three hundred eighty-four million, six hundred ninety-six thousand, six hundred thirty-six".