6915456 has 160 divisors (see below), whose sum is σ = 22215600. Its totient is φ = 2128896.

The previous prime is 6915451. The next prime is 6915457. The reversal of 6915456 is 6545196.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6915456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6915451) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 238450 + ... + 238478.

Almost surely, 2^6915456 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 6915456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11107800).

6915456 is an abundant number, since it is smaller than the sum of its proper divisors (15300144).

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

6915456 is a wasteful number, since it uses less digits than its factorization.

6915456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78 (or 57 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 6915456 is about 2629.7254609560. The cubic root of 6915456 is about 190.5198689674.

The spelling of 6915456 in words is "six million, nine hundred fifteen thousand, four hundred fifty-six".