383548864 has 56 divisors (see below), whose sum is σ = 794154368. Its totient is φ = 183582720.

The previous prime is 383548861. The next prime is 383548901. The reversal of 383548864 is 468845383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383548861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191452 + ... + 193444.

It is an arithmetic number, because the mean of its divisors is an integer number (14181328).

Almost surely, 2^383548864 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 383548864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (397077184).

383548864 is an abundant number, since it is smaller than the sum of its proper divisors (410605504).

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

383548864 is a wasteful number, since it uses less digits than its factorization.

383548864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2133 (or 2123 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 49.

The square root of 383548864 is about 19584.4035906126. The cubic root of 383548864 is about 726.5634837454.

The spelling of 383548864 in words is "three hundred eighty-three million, five hundred forty-eight thousand, eight hundred sixty-four".