34221504 has 56 divisors (see below), whose sum is σ = 91275408. Its totient is φ = 11315200.

The previous prime is 34221491. The next prime is 34221553. The reversal of 34221504 is 40512243.

It is a super-2 number, since 2×34221504² = 2342222672044032, which contains 22 as substring.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25654 + ... + 26954.

It is an arithmetic number, because the mean of its divisors is an integer number (1629918).

Almost surely, 2^34221504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34221504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45637704).

34221504 is an abundant number, since it is smaller than the sum of its proper divisors (57053904).

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

34221504 is a wasteful number, since it uses less digits than its factorization.

34221504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1453 (or 1443 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 34221504 is about 5849.9148711755. The cubic root of 34221504 is about 324.6631745107.

Adding to 34221504 its reverse (40512243), we get a palindrome (74733747).

The spelling of 34221504 in words is "thirty-four million, two hundred twenty-one thousand, five hundred four".