67328004 has 24 divisors (see below), whose sum is σ = 157483648. Its totient is φ = 22387680.

The previous prime is 67328003. The next prime is 67328057. The reversal of 67328004 is 40082376.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (67328003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1612 + ... + 11715.

Almost surely, 2^67328004 is an apocalyptic number.

It is an amenable number.

67328004 is an abundant number, since it is smaller than the sum of its proper divisors (90155644).

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

67328004 is a wasteful number, since it uses less digits than its factorization.

67328004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13755 (or 13753 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 67328004 is about 8205.3643429162. The cubic root of 67328004 is about 406.8165194701.

The spelling of 67328004 in words is "sixty-seven million, three hundred twenty-eight thousand, four".