7328732004 has 72 divisors (see below), whose sum is σ = 20679570912. Its totient is φ = 2169175680.

The previous prime is 7328731973. The next prime is 7328732009. The reversal of 7328732004 is 4002378237.

7328732004 is a `hidden beast` number, since 7 + 328 + 7 + 320 + 0 + 4 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 7328732004.

It is not an unprimeable number, because it can be changed into a prime (7328732009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 198169 + ... + 232224.

Almost surely, 2^7328732004 is an apocalyptic number.

It is an amenable number.

7328732004 is an abundant number, since it is smaller than the sum of its proper divisors (13350838908).

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

7328732004 is a wasteful number, since it uses less digits than its factorization.

7328732004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430457 (or 430452 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 7328732004 is about 85608.0136669459. The cubic root of 7328732004 is about 1942.4191315101.

The spelling of 7328732004 in words is "seven billion, three hundred twenty-eight million, seven hundred thirty-two thousand, four".