33748091 has 8 divisors (see below), whose sum is σ = 36632064. Its totient is φ = 30905280.

The previous prime is 33748081. The next prime is 33748093. The reversal of 33748091 is 19084733.

33748091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 33748091 - 2⁶ = 33748027 is a prime.

It is a super-2 number, since 2×33748091² = 2277867292288562, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33748093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8570 + ... + 11871.

It is an arithmetic number, because the mean of its divisors is an integer number (4579008).

Almost surely, 2^33748091 is an apocalyptic number.

33748091 is a deficient number, since it is larger than the sum of its proper divisors (2883973).

33748091 is a wasteful number, since it uses less digits than its factorization.

33748091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20581.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 33748091 is about 5809.3107164276. The cubic root of 33748091 is about 323.1591103294.

The spelling of 33748091 in words is "thirty-three million, seven hundred forty-eight thousand, ninety-one".