34006621 has 4 divisors (see below), whose sum is σ = 37098144. Its totient is φ = 30915100.

The previous prime is 34006603. The next prime is 34006639. The reversal of 34006621 is 12660043.

34006621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (34006603) and next prime (34006639).

It is a cyclic number.

It is not a de Polignac number, because 34006621 - 2⁷ = 34006493 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34006592 and 34006601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34006601) 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 3 ways as a sum of consecutive naturals, for example, 1545745 + ... + 1545766.

It is an arithmetic number, because the mean of its divisors is an integer number (9274536).

Almost surely, 2^34006621 is an apocalyptic number.

It is an amenable number.

34006621 is a deficient number, since it is larger than the sum of its proper divisors (3091523).

34006621 is a wasteful number, since it uses less digits than its factorization.

34006621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3091522.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 34006621 is about 5831.5196132741. The cubic root of 34006621 is about 323.9822076548.

Adding to 34006621 its reverse (12660043), we get a palindrome (46666664).

The spelling of 34006621 in words is "thirty-four million, six thousand, six hundred twenty-one".