34128356 has 12 divisors (see below), whose sum is σ = 61339068. Its totient is φ = 16602912.

The previous prime is 34128323. The next prime is 34128371. The reversal of 34128356 is 65382143.

It can be written as a sum of positive squares in 2 ways, for example, as 32262400 + 1865956 = 5680^2 + 1366^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115151 + ... + 115446.

It is an arithmetic number, because the mean of its divisors is an integer number (5111589).

Almost surely, 2^34128356 is an apocalyptic number.

It is an amenable number.

34128356 is a deficient number, since it is larger than the sum of its proper divisors (27210712).

34128356 is a wasteful number, since it uses less digits than its factorization.

34128356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230638 (or 230636 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 34128356 is about 5841.9479627946. The cubic root of 34128356 is about 324.3683384002.

The spelling of 34128356 in words is "thirty-four million, one hundred twenty-eight thousand, three hundred fifty-six".