224770539520 has 120 divisors (see below), whose sum is σ = 545511569400. Its totient is φ = 88895127552.

The previous prime is 224770539503. The next prime is 224770539527. The reversal of 224770539520 is 25935077422.

It can be written as a sum of positive squares in 4 ways, for example, as 30437687296 + 194332852224 = 174464^2 + 440832^2 .

It is a super-2 number, since 2×224770539520² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (224770539527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7275466 + ... + 7306294.

It is an arithmetic number, because the mean of its divisors is an integer number (4545929745).

Almost surely, 2^224770539520 is an apocalyptic number.

224770539520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224770539520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272755784700).

224770539520 is an abundant number, since it is smaller than the sum of its proper divisors (320741029880).

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

224770539520 is an frugal number, since it uses more digits than its factorization.

224770539520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30951 (or 30925 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 46.

The spelling of 224770539520 in words is "two hundred twenty-four billion, seven hundred seventy million, five hundred thirty-nine thousand, five hundred twenty".