33140342 has 16 divisors (see below), whose sum is σ = 50568000. Its totient is φ = 16286400.

The previous prime is 33140339. The next prime is 33140357. The reversal of 33140342 is 24304133.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 54842 + ... + 55442.

It is an arithmetic number, because the mean of its divisors is an integer number (3160500).

Almost surely, 2^33140342 is an apocalyptic number.

33140342 is a deficient number, since it is larger than the sum of its proper divisors (17427658).

33140342 is a wasteful number, since it uses less digits than its factorization.

33140342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 33140342 is about 5756.7648901097. The cubic root of 33140342 is about 321.2074887097.

Adding to 33140342 its reverse (24304133), we get a palindrome (57444475).

The spelling of 33140342 in words is "thirty-three million, one hundred forty thousand, three hundred forty-two".