224157696 has 112 divisors (see below), whose sum is σ = 683629824. Its totient is φ = 63995904.

The previous prime is 224157677. The next prime is 224157709. The reversal of 224157696 is 696751422.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 171381 + ... + 172683.

Almost surely, 2^224157696 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 224157696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (341814912).

224157696 is an abundant number, since it is smaller than the sum of its proper divisors (459472128).

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

224157696 is an equidigital number, since it uses as much as digits as its factorization.

224157696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339 (or 1315 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 224157696 is about 14971.8968738099. The cubic root of 224157696 is about 607.4602781866.

The spelling of 224157696 in words is "two hundred twenty-four million, one hundred fifty-seven thousand, six hundred ninety-six".