384340528 has 60 divisors (see below), whose sum is σ = 881530384. Its totient is φ = 161251200.

The previous prime is 384340457. The next prime is 384340591. The reversal of 384340528 is 825043483.

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, 17533 + ... + 32803.

Almost surely, 2^384340528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 384340528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (440765192).

384340528 is an abundant number, since it is smaller than the sum of its proper divisors (497189856).

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

384340528 is a wasteful number, since it uses less digits than its factorization.

384340528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15314 (or 15297 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

The square root of 384340528 is about 19604.6047652076. The cubic root of 384340528 is about 727.0630279737.

The spelling of 384340528 in words is "three hundred eighty-four million, three hundred forty thousand, five hundred twenty-eight".