33845138 has 8 divisors (see below), whose sum is σ = 50792832. Its totient is φ = 16914196.

The previous prime is 33845083. The next prime is 33845177. The reversal of 33845138 is 83154833.

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

It is a super-2 number, since 2×33845138² = 2290986732478088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33845098 and 33845107.

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 3 ways as a sum of consecutive naturals, for example, 4331 + ... + 9297.

It is an arithmetic number, because the mean of its divisors is an integer number (6349104).

Almost surely, 2^33845138 is an apocalyptic number.

33845138 is a deficient number, since it is larger than the sum of its proper divisors (16947694).

33845138 is a wasteful number, since it uses less digits than its factorization.

33845138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8376.

The product of its digits is 34560, while the sum is 35.

The square root of 33845138 is about 5817.6574323348. The cubic root of 33845138 is about 323.4685758203.

The spelling of 33845138 in words is "thirty-three million, eight hundred forty-five thousand, one hundred thirty-eight".