8732639484 has 36 divisors (see below), whose sum is σ = 22891736504. Its totient is φ = 2910879504.

The previous prime is 8732639483. The next prime is 8732639551. The reversal of 8732639484 is 4849362378.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 8732639484.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8732639483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4491127 + ... + 4493070.

Almost surely, 2^8732639484 is an apocalyptic number.

It is an amenable number.

8732639484 is an abundant number, since it is smaller than the sum of its proper divisors (14159097020).

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

8732639484 is a wasteful number, since it uses less digits than its factorization.

8732639484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8984216 (or 8984202 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 54.

The square root of 8732639484 is about 93448.5927341873. The cubic root of 8732639484 is about 2059.2789354308.

The spelling of 8732639484 in words is "eight billion, seven hundred thirty-two million, six hundred thirty-nine thousand, four hundred eighty-four".