8270726 has 4 divisors (see below), whose sum is σ = 12406092. Its totient is φ = 4135362.

The previous prime is 8270711. The next prime is 8270737. The reversal of 8270726 is 6270728.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 8270692 and 8270701.

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 as a sum of consecutive naturals, namely, 2067680 + ... + 2067683.

It is an arithmetic number, because the mean of its divisors is an integer number (3101523).

Almost surely, 2^8270726 is an apocalyptic number.

8270726 is a deficient number, since it is larger than the sum of its proper divisors (4135366).

8270726 is a wasteful number, since it uses less digits than its factorization.

8270726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4135365.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 8270726 is about 2875.8869936074. The cubic root of 8270726 is about 202.2310691072.

The spelling of 8270726 in words is "eight million, two hundred seventy thousand, seven hundred twenty-six".