34452221 has 4 divisors (see below), whose sum is σ = 34867392. Its totient is φ = 34037052.

The previous prime is 34452199. The next prime is 34452239. The reversal of 34452221 is 12225443.

It is a happy number.

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 34452221 - 2⁶ = 34452157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34452241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207461 + ... + 207626.

It is an arithmetic number, because the mean of its divisors is an integer number (8716848).

Almost surely, 2^34452221 is an apocalyptic number.

It is an amenable number.

34452221 is a deficient number, since it is larger than the sum of its proper divisors (415171).

34452221 is an equidigital number, since it uses as much as digits as its factorization.

34452221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415170.

The product of its digits is 1920, while the sum is 23.

The square root of 34452221 is about 5869.6014345098. The cubic root of 34452221 is about 325.3911534962.

Adding to 34452221 its reverse (12225443), we get a palindrome (46677664).

The spelling of 34452221 in words is "thirty-four million, four hundred fifty-two thousand, two hundred twenty-one".