30693232 has 10 divisors (see below), whose sum is σ = 59468168. Its totient is φ = 15346608.

The previous prime is 30693203. The next prime is 30693241. The reversal of 30693232 is 23239603.

It is a self number, because there is not a number n which added to its sum of digits gives 30693232.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 959148 + ... + 959179.

Almost surely, 2^30693232 is an apocalyptic number.

It is an amenable number.

30693232 is a deficient number, since it is larger than the sum of its proper divisors (28774936).

30693232 is a wasteful number, since it uses less digits than its factorization.

30693232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1918335 (or 1918329 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 28.

The square root of 30693232 is about 5540.1472904608. The cubic root of 30693232 is about 313.0984185599.

The spelling of 30693232 in words is "thirty million, six hundred ninety-three thousand, two hundred thirty-two".