33136730 has 16 divisors (see below), whose sum is σ = 65068704. Its totient is φ = 12049680.

The previous prime is 33136729. The next prime is 33136751. The reversal of 33136730 is 3763133.

It is a self number, because there is not a number n which added to its sum of digits gives 33136730.

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 in 7 ways as a sum of consecutive naturals, for example, 150512 + ... + 150731.

It is an arithmetic number, because the mean of its divisors is an integer number (4066794).

Almost surely, 2^33136730 is an apocalyptic number.

33136730 is a deficient number, since it is larger than the sum of its proper divisors (31931974).

33136730 is a wasteful number, since it uses less digits than its factorization.

33136730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301261.

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

The square root of 33136730 is about 5756.4511636945. The cubic root of 33136730 is about 321.1958187074.

Adding to 33136730 its reverse (3763133), we get a palindrome (36899863).

The spelling of 33136730 in words is "thirty-three million, one hundred thirty-six thousand, seven hundred thirty".