34044021 has 24 divisors (see below), whose sum is σ = 53848704. Its totient is φ = 20554560.

The previous prime is 34043987. The next prime is 34044091. The reversal of 34044021 is 12044043.

34044021 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 34044021 - 2⁶ = 34043957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34043985 and 34044003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34044091) 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 23 ways as a sum of consecutive naturals, for example, 35865 + ... + 36801.

It is an arithmetic number, because the mean of its divisors is an integer number (2243696).

Almost surely, 2^34044021 is an apocalyptic number.

It is an amenable number.

34044021 is a deficient number, since it is larger than the sum of its proper divisors (19804683).

34044021 is a wasteful number, since it uses less digits than its factorization.

34044021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321 (or 1318 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 34044021 is about 5834.7254434121. The cubic root of 34044021 is about 324.1009344881.

Adding to 34044021 its reverse (12044043), we get a palindrome (46088064).

The spelling of 34044021 in words is "thirty-four million, forty-four thousand, twenty-one".