7389009832 has 16 divisors (see below), whose sum is σ = 14192306100. Its totient is φ = 3604394880.

The previous prime is 7389009821. The next prime is 7389009833. The reversal of 7389009832 is 2389009837.

It can be written as a sum of positive squares in 2 ways, for example, as 6572993476 + 816016356 = 81074^2 + 28566^2 .

It is not an unprimeable number, because it can be changed into a prime (7389009833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11263407 + ... + 11264062.

Almost surely, 2^7389009832 is an apocalyptic number.

It is an amenable number.

7389009832 is a deficient number, since it is larger than the sum of its proper divisors (6803296268).

7389009832 is a wasteful number, since it uses less digits than its factorization.

7389009832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22527516 (or 22527512 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 49.

The square root of 7389009832 is about 85959.3498812084. The cubic root of 7389009832 is about 1947.7299757694.

The spelling of 7389009832 in words is "seven billion, three hundred eighty-nine million, nine thousand, eight hundred thirty-two".