34221426 has 32 divisors (see below), whose sum is σ = 69768000. Its totient is φ = 11188800.

The previous prime is 34221419. The next prime is 34221431. The reversal of 34221426 is 62412243.

It is a super-2 number, since 2×34221426² = 2342211994946952, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 34221396 and 34221405.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 90105 + ... + 90483.

It is an arithmetic number, because the mean of its divisors is an integer number (2180250).

Almost surely, 2^34221426 is an apocalyptic number.

34221426 is an abundant number, since it is smaller than the sum of its proper divisors (35546574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34221426 is a wasteful number, since it uses less digits than its factorization.

34221426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634.

The product of its digits is 2304, while the sum is 24.

The square root of 34221426 is about 5849.9082044080. The cubic root of 34221426 is about 324.6629278457.

Adding to 34221426 its reverse (62412243), we get a palindrome (96633669).

The spelling of 34221426 in words is "thirty-four million, two hundred twenty-one thousand, four hundred twenty-six".