34507212 has 96 divisors (see below), whose sum is σ = 89994240. Its totient is φ = 10245120.

The previous prime is 34507189. The next prime is 34507237. The reversal of 34507212 is 21270543.

It is an alternating number because its digits alternate between odd and even.

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 31 ways as a sum of consecutive naturals, for example, 565662 + ... + 565722.

It is an arithmetic number, because the mean of its divisors is an integer number (937440).

Almost surely, 2^34507212 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 34507212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44997120).

34507212 is an abundant number, since it is smaller than the sum of its proper divisors (55487028).

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

34507212 is a wasteful number, since it uses less digits than its factorization.

34507212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191 (or 189 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 34507212 is about 5874.2839563644. The cubic root of 34507212 is about 325.5641861053.

Adding to 34507212 its reverse (21270543), we get a palindrome (55777755).

The spelling of 34507212 in words is "thirty-four million, five hundred seven thousand, two hundred twelve".