33020313 has 8 divisors (see below), whose sum is σ = 44066400. Its totient is φ = 21993888.

The previous prime is 33020311. The next prime is 33020329. The reversal of 33020313 is 31302033.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 33020313 - 2¹ = 33020311 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 33020292 and 33020301.

It is not an unprimeable number, because it can be changed into a prime (33020311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 403 + ... + 8136.

It is an arithmetic number, because the mean of its divisors is an integer number (5508300).

Almost surely, 2^33020313 is an apocalyptic number.

It is an amenable number.

33020313 is a deficient number, since it is larger than the sum of its proper divisors (11046087).

33020313 is a wasteful number, since it uses less digits than its factorization.

33020313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9831.

The product of its (nonzero) digits is 162, while the sum is 15.

The square root of 33020313 is about 5746.3303942603. The cubic root of 33020313 is about 320.8192322732.

Adding to 33020313 its reverse (31302033), we get a palindrome (64322346).

It can be divided in two parts, 33020 and 313, that added together give a palindrome (33333).

The spelling of 33020313 in words is "thirty-three million, twenty thousand, three hundred thirteen".