32730522228 has 24 divisors (see below), whose sum is σ = 84856909760. Its totient is φ = 10910174040.

The previous prime is 32730522193. The next prime is 32730522239. The reversal of 32730522228 is 82222503723.

It is a happy number.

32730522228 is a `hidden beast` number, since 327 + 305 + 2 + 2 + 2 + 28 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 32730522192 and 32730522201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151530088 + ... + 151530303.

Almost surely, 2^32730522228 is an apocalyptic number.

It is an amenable number.

32730522228 is an abundant number, since it is smaller than the sum of its proper divisors (52126387532).

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

32730522228 is a wasteful number, since it uses less digits than its factorization.

32730522228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303060404 (or 303060396 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The spelling of 32730522228 in words is "thirty-two billion, seven hundred thirty million, five hundred twenty-two thousand, two hundred twenty-eight".