30804784 has 10 divisors (see below), whose sum is σ = 59684300. Its totient is φ = 15402384.

The previous prime is 30804749. The next prime is 30804803. The reversal of 30804784 is 48740803.

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 as a sum of consecutive naturals, namely, 962634 + ... + 962665.

It is an arithmetic number, because the mean of its divisors is an integer number (5968430).

Almost surely, 2^30804784 is an apocalyptic number.

It is an amenable number.

30804784 is a deficient number, since it is larger than the sum of its proper divisors (28879516).

30804784 is a wasteful number, since it uses less digits than its factorization.

30804784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1925307 (or 1925301 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 30804784 is about 5550.2057619515. The cubic root of 30804784 is about 313.4772700194.

The spelling of 30804784 in words is "thirty million, eight hundred four thousand, seven hundred eighty-four".