6815232 has 160 divisors (see below), whose sum is σ = 22096800. Its totient is φ = 2064384.

The previous prime is 6815231. The next prime is 6815233. The reversal of 6815232 is 2325186.

It is an interprime number because it is at equal distance from previous prime (6815231) and next prime (6815233).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 6815196 and 6815205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6815231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234994 + ... + 235022.

It is an arithmetic number, because the mean of its divisors is an integer number (138105).

Almost surely, 2^6815232 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 6815232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11048400).

6815232 is an abundant number, since it is smaller than the sum of its proper divisors (15281568).

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

6815232 is a wasteful number, since it uses less digits than its factorization.

6815232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73 (or 51 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 6815232 is about 2610.5999310503. The cubic root of 6815232 is about 189.5950006693.

The spelling of 6815232 in words is "six million, eight hundred fifteen thousand, two hundred thirty-two".