30493529 has 16 divisors (see below), whose sum is σ = 36443520. Its totient is φ = 25186560.

The previous prime is 30493523. The next prime is 30493531. The reversal of 30493529 is 92539403.

It is a cyclic number.

It is not a de Polignac number, because 30493529 - 2⁸ = 30493273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30493523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2612 + ... + 8234.

It is an arithmetic number, because the mean of its divisors is an integer number (2277720).

Almost surely, 2^30493529 is an apocalyptic number.

It is an amenable number.

30493529 is a deficient number, since it is larger than the sum of its proper divisors (5949991).

30493529 is a wasteful number, since it uses less digits than its factorization.

30493529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5680.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 30493529 is about 5522.0946207033. The cubic root of 30493529 is about 312.4178907477.

It can be divided in two parts, 304935 and 29, that multiplied together give a triangular number (8843115 = T₄₂₀₅).

The spelling of 30493529 in words is "thirty million, four hundred ninety-three thousand, five hundred twenty-nine".