6947136 has 84 divisors (see below), whose sum is σ = 22770592. Its totient is φ = 1983744.

The previous prime is 6947111. The next prime is 6947147. The reversal of 6947136 is 6317496.

It is a tau number, because it is divible by the number of its divisors (84).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 6947136.

It is a congruent number.

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, 3171 + ... + 4893.

Almost surely, 2^6947136 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 6947136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11385296).

6947136 is an abundant number, since it is smaller than the sum of its proper divisors (15823456).

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

6947136 is a wasteful number, since it uses less digits than its factorization.

6947136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1748 (or 1735 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 6947136 is about 2635.7420207600. The cubic root of 6947136 is about 190.8103524043.

The spelling of 6947136 in words is "six million, nine hundred forty-seven thousand, one hundred thirty-six".