34305228 has 96 divisors (see below), whose sum is σ = 93139200. Its totient is φ = 10910592.

The previous prime is 34305221. The next prime is 34305247. The reversal of 34305228 is 82250343.

34305228 is a `hidden beast` number, since 3 + 430 + 5 + 228 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (34305221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 385408 + ... + 385496.

It is an arithmetic number, because the mean of its divisors is an integer number (970200).

Almost surely, 2^34305228 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 34305228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46569600).

34305228 is an abundant number, since it is smaller than the sum of its proper divisors (58833972).

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

34305228 is a wasteful number, since it uses less digits than its factorization.

34305228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 34305228 is about 5857.0665012445. The cubic root of 34305228 is about 324.9277251513.

The spelling of 34305228 in words is "thirty-four million, three hundred five thousand, two hundred twenty-eight".