224078685852 has 96 divisors (see below), whose sum is σ = 608661043200. Its totient is φ = 62834818752.

The previous prime is 224078685851. The next prime is 224078685871. The reversal of 224078685852 is 258586870422.

224078685852 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×224078685852² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 224078685792 and 224078685801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224078685851) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3031243 + ... + 3104285.

It is an arithmetic number, because the mean of its divisors is an integer number (6340219200).

Almost surely, 2^224078685852 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 224078685852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (304330521600).

224078685852 is an abundant number, since it is smaller than the sum of its proper divisors (384582357348).

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

224078685852 is a wasteful number, since it uses less digits than its factorization.

224078685852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73735 (or 73733 counting only the distinct ones).

The product of its (nonzero) digits is 17203200, while the sum is 57.

The spelling of 224078685852 in words is "two hundred twenty-four billion, seventy-eight million, six hundred eighty-five thousand, eight hundred fifty-two".