33153130 has 16 divisors (see below), whose sum is σ = 59982120. Its totient is φ = 13193152.

The previous prime is 33153089. The next prime is 33153139. The reversal of 33153130 is 3135133.

It can be written as a sum of positive squares in 4 ways, for example, as 26512201 + 6640929 = 5149^2 + 2577^2 .

It is a junction number, because it is equal to n+sod(n) for n = 33153098 and 33153107.

It is not an unprimeable number, because it can be changed into a prime (33153139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6445 + ... + 10384.

Almost surely, 2^33153130 is an apocalyptic number.

33153130 is a deficient number, since it is larger than the sum of its proper divisors (26828990).

33153130 is a wasteful number, since it uses less digits than its factorization.

33153130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17033.

The product of its (nonzero) digits is 405, while the sum is 19.

The square root of 33153130 is about 5757.8754762499. The cubic root of 33153130 is about 321.2487986147.

Adding to 33153130 its reverse (3135133), we get a palindrome (36288263).

The spelling of 33153130 in words is "thirty-three million, one hundred fifty-three thousand, one hundred thirty".