33104742 has 32 divisors (see below), whose sum is σ = 72987264. Its totient is φ = 9926400.

The previous prime is 33104741. The next prime is 33104777. The reversal of 33104742 is 24740133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33104741) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3817 + ... + 8987.

It is an arithmetic number, because the mean of its divisors is an integer number (2280852).

Almost surely, 2^33104742 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33104742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36493632).

33104742 is an abundant number, since it is smaller than the sum of its proper divisors (39882522).

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

33104742 is a wasteful number, since it uses less digits than its factorization.

33104742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5284.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 33104742 is about 5753.6720448771. The cubic root of 33104742 is about 321.0924317236.

Adding to 33104742 its reverse (24740133), we get a palindrome (57844875).

The spelling of 33104742 in words is "thirty-three million, one hundred four thousand, seven hundred forty-two".