73479228 has 24 divisors (see below), whose sum is σ = 172354560. Its totient is φ = 24364080.

The previous prime is 73479221. The next prime is 73479229. The reversal of 73479228 is 82297437.

It is a self number, because there is not a number n which added to its sum of digits gives 73479228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73479221) 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 7 ways as a sum of consecutive naturals, for example, 13738 + ... + 18321.

It is an arithmetic number, because the mean of its divisors is an integer number (7181440).

Almost surely, 2^73479228 is an apocalyptic number.

It is an amenable number.

73479228 is an abundant number, since it is smaller than the sum of its proper divisors (98875332).

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

73479228 is a wasteful number, since it uses less digits than its factorization.

73479228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32257 (or 32255 counting only the distinct ones).

The product of its digits is 169344, while the sum is 42.

The square root of 73479228 is about 8572.0025664952. The cubic root of 73479228 is about 418.8464719291.

The spelling of 73479228 in words is "seventy-three million, four hundred seventy-nine thousand, two hundred twenty-eight".