1532985384 has 96 divisors (see below), whose sum is σ = 4475001600. Its totient is φ = 436343040.

The previous prime is 1532985383. The next prime is 1532985403. The reversal of 1532985384 is 4835892351.

It is not an unprimeable number, because it can be changed into a prime (1532985383) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 328137 + ... + 332775.

It is an arithmetic number, because the mean of its divisors is an integer number (46614600).

Almost surely, 2^1532985384 is an apocalyptic number.

1532985384 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1532985384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2237500800).

1532985384 is an abundant number, since it is smaller than the sum of its proper divisors (2942016216).

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

1532985384 is a wasteful number, since it uses less digits than its factorization.

1532985384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4943 (or 4932 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 48.

The square root of 1532985384 is about 39153.3572506880. The cubic root of 1532985384 is about 1153.0443305264.

The spelling of 1532985384 in words is "one billion, five hundred thirty-two million, nine hundred eighty-five thousand, three hundred eighty-four".