34211321 has 4 divisors (see below), whose sum is σ = 35314944. Its totient is φ = 33107700.

The previous prime is 34211299. The next prime is 34211351. The reversal of 34211321 is 12311243.

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 34211321 - 2⁶ = 34211257 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 34211321.

It is not an unprimeable number, because it can be changed into a prime (34211351) 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, 551765 + ... + 551826.

It is an arithmetic number, because the mean of its divisors is an integer number (8828736).

Almost surely, 2^34211321 is an apocalyptic number.

34211321 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

34211321 is a deficient number, since it is larger than the sum of its proper divisors (1103623).

34211321 is a wasteful number, since it uses less digits than its factorization.

34211321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103622.

The product of its digits is 144, while the sum is 17.

The square root of 34211321 is about 5849.0444518742. The cubic root of 34211321 is about 324.6309689023.

Adding to 34211321 its reverse (12311243), we get a palindrome (46522564).

The spelling of 34211321 in words is "thirty-four million, two hundred eleven thousand, three hundred twenty-one".