34821091 has 8 divisors (see below), whose sum is σ = 37836800. Its totient is φ = 31923720.

The previous prime is 34821047. The next prime is 34821109. The reversal of 34821091 is 19012843.

It is a happy number.

34821091 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 34821091 - 2⁹ = 34820579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34821001) 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, 28971 + ... + 30148.

It is an arithmetic number, because the mean of its divisors is an integer number (4729600).

Almost surely, 2^34821091 is an apocalyptic number.

34821091 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

34821091 is a deficient number, since it is larger than the sum of its proper divisors (3015709).

34821091 is a wasteful number, since it uses less digits than its factorization.

34821091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59169.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 34821091 is about 5900.9398403983. The cubic root of 34821091 is about 326.5483232065.

The spelling of 34821091 in words is "thirty-four million, eight hundred twenty-one thousand, ninety-one".