30550328 has 16 divisors (see below), whose sum is σ = 60297000. Its totient is φ = 14471136.

The previous prime is 30550301. The next prime is 30550349. The reversal of 30550328 is 82305503.

It is a junction number, because it is equal to n+sod(n) for n = 30550297 and 30550306.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 100343 + ... + 100646.

Almost surely, 2^30550328 is an apocalyptic number.

30550328 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

30550328 is a deficient number, since it is larger than the sum of its proper divisors (29746672).

30550328 is a wasteful number, since it uses less digits than its factorization.

30550328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201014 (or 201010 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 30550328 is about 5527.2351135084. The cubic root of 30550328 is about 312.6117462761.

The spelling of 30550328 in words is "thirty million, five hundred fifty thousand, three hundred twenty-eight".