73618928 has 20 divisors (see below), whose sum is σ = 142855440. Its totient is φ = 36753024.

The previous prime is 73618921. The next prime is 73618943. The reversal of 73618928 is 82981637.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73618921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8468 + ... + 14796.

It is an arithmetic number, because the mean of its divisors is an integer number (7142772).

Almost surely, 2^73618928 is an apocalyptic number.

It is an amenable number.

73618928 is a deficient number, since it is larger than the sum of its proper divisors (69236512).

73618928 is a wasteful number, since it uses less digits than its factorization.

73618928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7064 (or 7058 counting only the distinct ones).

The product of its digits is 145152, while the sum is 44.

The square root of 73618928 is about 8580.1473180826. The cubic root of 73618928 is about 419.1117433124. Note that the first 3 decimals are identical.

The spelling of 73618928 in words is "seventy-three million, six hundred eighteen thousand, nine hundred twenty-eight".