34284222 has 80 divisors (see below), whose sum is σ = 89733600. Its totient is φ = 9779616.

The previous prime is 34284209. The next prime is 34284259. The reversal of 34284222 is 22248243.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 55258 + ... + 55874.

It is an arithmetic number, because the mean of its divisors is an integer number (1121670).

Almost surely, 2^34284222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34284222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44866800).

34284222 is an abundant number, since it is smaller than the sum of its proper divisors (55449378).

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

34284222 is an equidigital number, since it uses as much as digits as its factorization.

34284222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652 (or 629 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

The square root of 34284222 is about 5855.2730081526. The cubic root of 34284222 is about 324.8613909918.

The spelling of 34284222 in words is "thirty-four million, two hundred eighty-four thousand, two hundred twenty-two".