33044130 has 144 divisors (see below), whose sum is σ = 102435840. Its totient is φ = 7366464.

The previous prime is 33044129. The next prime is 33044131. The reversal of 33044130 is 3144033.

It is an interprime number because it is at equal distance from previous prime (33044129) and next prime (33044131).

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 not an unprimeable number, because it can be changed into a prime (33044131) by changing a digit.

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 71 ways as a sum of consecutive naturals, for example, 260127 + ... + 260253.

It is an arithmetic number, because the mean of its divisors is an integer number (711360).

Almost surely, 2^33044130 is an apocalyptic number.

33044130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 33044130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51217920).

33044130 is an abundant number, since it is smaller than the sum of its proper divisors (69391710).

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

33044130 is a wasteful number, since it uses less digits than its factorization.

33044130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213 (or 203 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 33044130 is about 5748.4023867506. The cubic root of 33044130 is about 320.8963475860.

Adding to 33044130 its reverse (3144033), we get a palindrome (36188163).

The spelling of 33044130 in words is "thirty-three million, forty-four thousand, one hundred thirty".