7966836 has 60 divisors (see below), whose sum is σ = 21195328. Its totient is φ = 2608848.

The previous prime is 7966831. The next prime is 7966843. The reversal of 7966836 is 6386697.

It is a Smith number, since the sum of its digits (45) 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 = 7966791 and 7966800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7966831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21525 + ... + 21891.

Almost surely, 2^7966836 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 7966836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10597664).

7966836 is an abundant number, since it is smaller than the sum of its proper divisors (13228492).

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

7966836 is a wasteful number, since it uses less digits than its factorization.

7966836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450 (or 439 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 7966836 is about 2822.5584139217. The cubic root of 7966836 is about 199.7232505587.

The spelling of 7966836 in words is "seven million, nine hundred sixty-six thousand, eight hundred thirty-six".