6850864 has 40 divisors (see below), whose sum is σ = 14262480. Its totient is φ = 3176448.

The previous prime is 6850853. The next prime is 6850897. The reversal of 6850864 is 4680586.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24067 + ... + 24349.

It is an arithmetic number, because the mean of its divisors is an integer number (356562).

Almost surely, 2^6850864 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 6850864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7131240).

6850864 is an abundant number, since it is smaller than the sum of its proper divisors (7411616).

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

6850864 is a wasteful number, since it uses less digits than its factorization.

6850864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397 (or 391 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 6850864 is about 2617.4155191715. The cubic root of 6850864 is about 189.9248456229.

The spelling of 6850864 in words is "six million, eight hundred fifty thousand, eight hundred sixty-four".