34221544 has 64 divisors (see below), whose sum is σ = 78624000. Its totient is φ = 13630464.

The previous prime is 34221491. The next prime is 34221553. The reversal of 34221544 is 44512243.

It is a happy number.

It is a super-2 number, since 2×34221544² = 2342228147487872, which contains 22 as substring.

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, 97882 + ... + 98230.

It is an arithmetic number, because the mean of its divisors is an integer number (1228500).

Almost surely, 2^34221544 is an apocalyptic number.

34221544 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34221544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39312000).

34221544 is an abundant number, since it is smaller than the sum of its proper divisors (44402456).

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

34221544 is a wasteful number, since it uses less digits than its factorization.

34221544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482 (or 478 counting only the distinct ones).

The product of its digits is 3840, while the sum is 25.

The square root of 34221544 is about 5849.9182900276. The cubic root of 34221544 is about 324.6633010055.

Adding to 34221544 its reverse (44512243), we get a palindrome (78733787).

The spelling of 34221544 in words is "thirty-four million, two hundred twenty-one thousand, five hundred forty-four".