30304953 has 24 divisors (see below), whose sum is σ = 50668800. Its totient is φ = 17095104.

The previous prime is 30304933. The next prime is 30304957. The reversal of 30304953 is 35940303.

It is not a de Polignac number, because 30304953 - 2¹⁰ = 30303929 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (30304957) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1933 + ... + 8021.

It is an arithmetic number, because the mean of its divisors is an integer number (2111200).

Almost surely, 2^30304953 is an apocalyptic number.

It is an amenable number.

30304953 is a deficient number, since it is larger than the sum of its proper divisors (20363847).

30304953 is a wasteful number, since it uses less digits than its factorization.

30304953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6181 (or 6178 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

The square root of 30304953 is about 5504.9934604866. The cubic root of 30304953 is about 311.7725474884.

The spelling of 30304953 in words is "thirty million, three hundred four thousand, nine hundred fifty-three".