30133736 has 16 divisors (see below), whose sum is σ = 58323840. Its totient is φ = 14580720.

The previous prime is 30133717. The next prime is 30133739. The reversal of 30133736 is 63733103.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (30133739) 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, 60506 + ... + 61001.

It is an arithmetic number, because the mean of its divisors is an integer number (3645240).

Almost surely, 2^30133736 is an apocalyptic number.

It is an amenable number.

30133736 is a deficient number, since it is larger than the sum of its proper divisors (28190104).

30133736 is a wasteful number, since it uses less digits than its factorization.

30133736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121544 (or 121540 counting only the distinct ones).

The product of its (nonzero) digits is 3402, while the sum is 26.

The square root of 30133736 is about 5489.4203701302. The cubic root of 30133736 is about 311.1842871332.

Adding to 30133736 its reverse (63733103), we get a palindrome (93866839).

The spelling of 30133736 in words is "thirty million, one hundred thirty-three thousand, seven hundred thirty-six".