34853721 has 16 divisors (see below), whose sum is σ = 53274624. Its totient is φ = 19854864.

The previous prime is 34853711. The next prime is 34853747. The reversal of 34853721 is 12735843.

34853721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 34853721 - 2¹¹ = 34851673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34853711) 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 15 ways as a sum of consecutive naturals, for example, 4896 + ... + 9678.

It is an arithmetic number, because the mean of its divisors is an integer number (3329664).

Almost surely, 2^34853721 is an apocalyptic number.

It is an amenable number.

34853721 is a deficient number, since it is larger than the sum of its proper divisors (18420903).

34853721 is a wasteful number, since it uses less digits than its factorization.

34853721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5140.

The product of its digits is 20160, while the sum is 33.

The square root of 34853721 is about 5903.7040068079. The cubic root of 34853721 is about 326.6502915342.

The spelling of 34853721 in words is "thirty-four million, eight hundred fifty-three thousand, seven hundred twenty-one".