33742434 has 32 divisors (see below), whose sum is σ = 73846080. Its totient is φ = 10193600.

The previous prime is 33742421. The next prime is 33742441. The reversal of 33742434 is 43424733.

It is a super-2 number, since 2×33742434² = 2277103704488712, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29872 + ... + 30980.

It is an arithmetic number, because the mean of its divisors is an integer number (2307690).

Almost surely, 2^33742434 is an apocalyptic number.

33742434 is an abundant number, since it is smaller than the sum of its proper divisors (40103646).

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

33742434 is a wasteful number, since it uses less digits than its factorization.

33742434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1586.

The product of its digits is 24192, while the sum is 30.

The square root of 33742434 is about 5808.8238052122. The cubic root of 33742434 is about 323.1410528810.

The spelling of 33742434 in words is "thirty-three million, seven hundred forty-two thousand, four hundred thirty-four".