73475228 has 12 divisors (see below), whose sum is σ = 128820552. Its totient is φ = 36669360.

The previous prime is 73475221. The next prime is 73475243. The reversal of 73475228 is 82257437.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 73475191 and 73475200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73475221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14603 + ... + 18978.

It is an arithmetic number, because the mean of its divisors is an integer number (10735046).

Almost surely, 2^73475228 is an apocalyptic number.

It is an amenable number.

73475228 is a deficient number, since it is larger than the sum of its proper divisors (55345324).

73475228 is a wasteful number, since it uses less digits than its factorization.

73475228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34132 (or 34130 counting only the distinct ones).

The product of its digits is 94080, while the sum is 38.

The square root of 73475228 is about 8571.7692456108. The cubic root of 73475228 is about 418.8388715213.

The spelling of 73475228 in words is "seventy-three million, four hundred seventy-five thousand, two hundred twenty-eight".