33734142 has 24 divisors (see below), whose sum is σ = 78713544. Its totient is φ = 10379664.

The previous prime is 33734131. The next prime is 33734143. The reversal of 33734142 is 24143733.

It is a super-2 number, since 2×33734142² = 2275984672952328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33734143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71848 + ... + 72315.

It is an arithmetic number, because the mean of its divisors is an integer number (3279731).

Almost surely, 2^33734142 is an apocalyptic number.

33734142 is an abundant number, since it is smaller than the sum of its proper divisors (44979402).

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

33734142 is a wasteful number, since it uses less digits than its factorization.

33734142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144184 (or 144181 counting only the distinct ones).

The product of its digits is 6048, while the sum is 27.

The square root of 33734142 is about 5808.1100196191. The cubic root of 33734142 is about 323.1145807230.

Adding to 33734142 its reverse (24143733), we get a palindrome (57877875).

The spelling of 33734142 in words is "thirty-three million, seven hundred thirty-four thousand, one hundred forty-two".