6861828 has 24 divisors (see below), whose sum is σ = 16063488. Its totient is φ = 2279776.

The previous prime is 6861823. The next prime is 6861847. The reversal of 6861828 is 8281686.

It is not an unprimeable number, because it can be changed into a prime (6861821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3850 + ... + 5342.

It is an arithmetic number, because the mean of its divisors is an integer number (669312).

Almost surely, 2^6861828 is an apocalyptic number.

It is an amenable number.

6861828 is an abundant number, since it is smaller than the sum of its proper divisors (9201660).

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

6861828 is a wasteful number, since it uses less digits than its factorization.

6861828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1883 (or 1881 counting only the distinct ones).

The product of its digits is 36864, while the sum is 39.

The square root of 6861828 is about 2619.5091143189. The cubic root of 6861828 is about 190.0261090621.

The spelling of 6861828 in words is "six million, eight hundred sixty-one thousand, eight hundred twenty-eight".