30133716 has 12 divisors (see below), whose sum is σ = 70312032. Its totient is φ = 10044568.

The previous prime is 30133699. The next prime is 30133717. The reversal of 30133716 is 61733103.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30133717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1255560 + ... + 1255583.

It is an arithmetic number, because the mean of its divisors is an integer number (5859336).

Almost surely, 2^30133716 is an apocalyptic number.

It is an amenable number.

30133716 is an abundant number, since it is smaller than the sum of its proper divisors (40178316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30133716 is a wasteful number, since it uses less digits than its factorization.

30133716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2511150 (or 2511148 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 24.

The square root of 30133716 is about 5489.4185484439. The cubic root of 30133716 is about 311.1842182880.

Adding to 30133716 its reverse (61733103), we get a palindrome (91866819).

The spelling of 30133716 in words is "thirty million, one hundred thirty-three thousand, seven hundred sixteen".