7168224 has 48 divisors (see below), whose sum is σ = 21506688. Its totient is φ = 2047872.

The previous prime is 7168219. The next prime is 7168243. The reversal of 7168224 is 4228617.

It is a tau number, because it is divible by the number of its divisors (48).

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

It is a junction number, because it is equal to n+sod(n) for n = 7168191 and 7168200.

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, 4662 + ... + 6005.

It is an arithmetic number, because the mean of its divisors is an integer number (448056).

Almost surely, 2^7168224 is an apocalyptic number.

It is an amenable number.

7168224 is an abundant number, since it is smaller than the sum of its proper divisors (14338464).

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

7168224 is a wasteful number, since it uses less digits than its factorization.

7168224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10687 (or 10679 counting only the distinct ones).

The product of its digits is 5376, while the sum is 30.

The square root of 7168224 is about 2677.3539175836. The cubic root of 7168224 is about 192.8133895650.

The spelling of 7168224 in words is "seven million, one hundred sixty-eight thousand, two hundred twenty-four".