33144130 has 8 divisors (see below), whose sum is σ = 59659452. Its totient is φ = 13257648.

The previous prime is 33144121. The next prime is 33144131. The reversal of 33144130 is 3144133.

It can be written as a sum of positive squares in 2 ways, for example, as 31147561 + 1996569 = 5581^2 + 1413^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 33144098 and 33144107.

It is not an unprimeable number, because it can be changed into a prime (33144131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1657197 + ... + 1657216.

Almost surely, 2^33144130 is an apocalyptic number.

33144130 is a deficient number, since it is larger than the sum of its proper divisors (26515322).

33144130 is a wasteful number, since it uses less digits than its factorization.

33144130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314420.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 33144130 is about 5757.0938849388. The cubic root of 33144130 is about 321.2197264391.

Adding to 33144130 its reverse (3144133), we get a palindrome (36288263).

The spelling of 33144130 in words is "thirty-three million, one hundred forty-four thousand, one hundred thirty".