33140158 has 8 divisors (see below), whose sum is σ = 50648328. Its totient is φ = 16257384.

The previous prime is 33140153. The next prime is 33140167. The reversal of 33140158 is 85104133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33140153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156216 + ... + 156427.

It is an arithmetic number, because the mean of its divisors is an integer number (6331041).

Almost surely, 2^33140158 is an apocalyptic number.

33140158 is a deficient number, since it is larger than the sum of its proper divisors (17508170).

33140158 is a wasteful number, since it uses less digits than its factorization.

33140158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312698.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 33140158 is about 5756.7489088895. The cubic root of 33140158 is about 321.2068942450.

The spelling of 33140158 in words is "thirty-three million, one hundred forty thousand, one hundred fifty-eight".