34128336 has 80 divisors (see below), whose sum is σ = 97225920. Its totient is φ = 10229760.

The previous prime is 34128323. The next prime is 34128371. The reversal of 34128336 is 63382143.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57256 + ... + 57848.

It is an arithmetic number, because the mean of its divisors is an integer number (1215324).

Almost surely, 2^34128336 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 34128336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48612960).

34128336 is an abundant number, since it is smaller than the sum of its proper divisors (63097584).

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

34128336 is a wasteful number, since it uses less digits than its factorization.

34128336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724 (or 718 counting only the distinct ones).

The product of its digits is 10368, while the sum is 30.

The square root of 34128336 is about 5841.9462510365. The cubic root of 34128336 is about 324.3682750378.

The spelling of 34128336 in words is "thirty-four million, one hundred twenty-eight thousand, three hundred thirty-six".