8156834 has 12 divisors (see below), whose sum is σ = 14233014. Its totient is φ = 3495744.

The previous prime is 8156807. The next prime is 8156849. The reversal of 8156834 is 4386518.

It can be written as a sum of positive squares in only one way, i.e., 4558225 + 3598609 = 2135^2 + 1897^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 8156794 and 8156803.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41519 + ... + 41714.

Almost surely, 2^8156834 is an apocalyptic number.

8156834 is a deficient number, since it is larger than the sum of its proper divisors (6076180).

8156834 is a wasteful number, since it uses less digits than its factorization.

8156834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83249 (or 83242 counting only the distinct ones).

The product of its digits is 23040, while the sum is 35.

The square root of 8156834 is about 2856.0171568112. The cubic root of 8156834 is about 201.2985012277.

The spelling of 8156834 in words is "eight million, one hundred fifty-six thousand, eight hundred thirty-four".