34128486 has 128 divisors (see below), whose sum is σ = 94556160. Its totient is φ = 8902656.

The previous prime is 34128443. The next prime is 34128509. The reversal of 34128486 is 68482143.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 34128486.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 301966 + ... + 302078.

It is an arithmetic number, because the mean of its divisors is an integer number (738720).

Almost surely, 2^34128486 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34128486, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47278080).

34128486 is an abundant number, since it is smaller than the sum of its proper divisors (60427674).

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

34128486 is a wasteful number, since it uses less digits than its factorization.

34128486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195 (or 189 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 34128486 is about 5841.9590892097. The cubic root of 34128486 is about 324.3687502555.

The spelling of 34128486 in words is "thirty-four million, one hundred twenty-eight thousand, four hundred eighty-six".