33130134 has 56 divisors (see below), whose sum is σ = 77017152. Its totient is φ = 10672560.

The previous prime is 33130099. The next prime is 33130157. The reversal of 33130134 is 43103133.

33130134 is a `hidden beast` number, since 331 + 301 + 34 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 44832 + ... + 45564.

Almost surely, 2^33130134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33130134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38508576).

33130134 is an abundant number, since it is smaller than the sum of its proper divisors (43887018).

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

33130134 is an equidigital number, since it uses as much as digits as its factorization.

33130134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784 (or 769 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 33130134 is about 5755.8782127491. The cubic root of 33130134 is about 321.1745055180.

Adding to 33130134 its reverse (43103133), we get a palindrome (76233267).

The spelling of 33130134 in words is "thirty-three million, one hundred thirty thousand, one hundred thirty-four".