6820236 has 36 divisors (see below), whose sum is σ = 17991792. Its totient is φ = 2174304.

The previous prime is 6820211. The next prime is 6820241. The reversal of 6820236 is 6320286.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3291 + ... + 4946.

It is an arithmetic number, because the mean of its divisors is an integer number (499772).

Almost surely, 2^6820236 is an apocalyptic number.

It is an amenable number.

6820236 is an abundant number, since it is smaller than the sum of its proper divisors (11171556).

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

6820236 is a wasteful number, since it uses less digits than its factorization.

6820236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8270 (or 8265 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 6820236 is about 2611.5581555845. The cubic root of 6820236 is about 189.6413919137.

It can be divided in two parts, 6820 and 236, that added together give a square (7056 = 84²).

The spelling of 6820236 in words is "six million, eight hundred twenty thousand, two hundred thirty-six".