33135741 has 6 divisors (see below), whose sum is σ = 47862750. Its totient is φ = 22090488.

The previous prime is 33135731. The next prime is 33135743. The reversal of 33135741 is 14753133.

It can be written as a sum of positive squares in only one way, i.e., 33108516 + 27225 = 5754^2 + 165^2 .

It is a de Polignac number, because none of the positive numbers 2^k-33135741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33135743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1840866 + ... + 1840883.

It is an arithmetic number, because the mean of its divisors is an integer number (7977125).

Almost surely, 2^33135741 is an apocalyptic number.

It is an amenable number.

33135741 is a deficient number, since it is larger than the sum of its proper divisors (14727009).

33135741 is a wasteful number, since it uses less digits than its factorization.

33135741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3681755 (or 3681752 counting only the distinct ones).

The product of its digits is 3780, while the sum is 27.

The square root of 33135741 is about 5756.3652594324. The cubic root of 33135741 is about 321.1926232017.

Adding to 33135741 its reverse (14753133), we get a palindrome (47888874).

The spelling of 33135741 in words is "thirty-three million, one hundred thirty-five thousand, seven hundred forty-one".