33104144 has 10 divisors (see below), whose sum is σ = 64139310. Its totient is φ = 16552064.

The previous prime is 33104143. The next prime is 33104161. The reversal of 33104144 is 44140133.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 21270544 + 11833600 = 4612^2 + 3440^2 .

It is not an unprimeable number, because it can be changed into a prime (33104143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1034489 + ... + 1034520.

It is an arithmetic number, because the mean of its divisors is an integer number (6413931).

Almost surely, 2^33104144 is an apocalyptic number.

It is an amenable number.

33104144 is a deficient number, since it is larger than the sum of its proper divisors (31035166).

33104144 is a wasteful number, since it uses less digits than its factorization.

33104144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2069017 (or 2069011 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 33104144 is about 5753.6200778293. The cubic root of 33104144 is about 321.0904983205.

Adding to 33104144 its reverse (44140133), we get a palindrome (77244277).

The spelling of 33104144 in words is "thirty-three million, one hundred four thousand, one hundred forty-four".