34421321 has 8 divisors (see below), whose sum is σ = 37597824. Its totient is φ = 31252720.

The previous prime is 34421251. The next prime is 34421329. The reversal of 34421321 is 12312443.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34421321 - 2²² = 30227017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34421293 and 34421302.

It is not an unprimeable number, because it can be changed into a prime (34421329) 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 7 ways as a sum of consecutive naturals, for example, 10715 + ... + 13551.

It is an arithmetic number, because the mean of its divisors is an integer number (4699728).

Almost surely, 2^34421321 is an apocalyptic number.

It is an amenable number.

34421321 is a deficient number, since it is larger than the sum of its proper divisors (3176503).

34421321 is a wasteful number, since it uses less digits than its factorization.

34421321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3951.

The product of its digits is 576, while the sum is 20.

The square root of 34421321 is about 5866.9686380617. The cubic root of 34421321 is about 325.2938439100.

Adding to 34421321 its reverse (12312443), we get a palindrome (46733764).

The spelling of 34421321 in words is "thirty-four million, four hundred twenty-one thousand, three hundred twenty-one".