34221804 has 12 divisors (see below), whose sum is σ = 79850904. Its totient is φ = 11407264.

The previous prime is 34221779. The next prime is 34221809. The reversal of 34221804 is 40812243.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×34221804² = 2342263738028832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (34221809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1425897 + ... + 1425920.

It is an arithmetic number, because the mean of its divisors is an integer number (6654242).

Almost surely, 2^34221804 is an apocalyptic number.

It is an amenable number.

34221804 is an abundant number, since it is smaller than the sum of its proper divisors (45629100).

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

34221804 is a wasteful number, since it uses less digits than its factorization.

34221804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2851824 (or 2851822 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 34221804 is about 5849.9405125181. The cubic root of 34221804 is about 324.6641232190.

The spelling of 34221804 in words is "thirty-four million, two hundred twenty-one thousand, eight hundred four".