34613221 has 4 divisors (see below), whose sum is σ = 34637472. Its totient is φ = 34588972.

The previous prime is 34613219. The next prime is 34613233. The reversal of 34613221 is 12231643.

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 a cyclic number.

It is not a de Polignac number, because 34613221 - 2¹ = 34613219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34613192 and 34613201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34613251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9841 + ... + 12886.

It is an arithmetic number, because the mean of its divisors is an integer number (8659368).

Almost surely, 2^34613221 is an apocalyptic number.

It is an amenable number.

34613221 is a deficient number, since it is larger than the sum of its proper divisors (24251).

34613221 is a wasteful number, since it uses less digits than its factorization.

34613221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24250.

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

The square root of 34613221 is about 5883.3001793211. The cubic root of 34613221 is about 325.8972319626.

Adding to 34613221 its reverse (12231643), we get a palindrome (46844864).

The spelling of 34613221 in words is "thirty-four million, six hundred thirteen thousand, two hundred twenty-one".