224481702025 has 27 divisors (see below), whose sum is σ = 323827323669. Its totient is φ = 153918938880.

The previous prime is 224481702019. The next prime is 224481702043. The reversal of 224481702025 is 520207184422.

The square root of 224481702025 is 473795.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 49466652921 + 175015049104 = 222411^2 + 418348^2 .

It is not a de Polignac number, because 224481702025 - 2⁵ = 224481701993 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 16576057 + ... + 16589593.

Almost surely, 2^224481702025 is an apocalyptic number.

224481702025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

224481702025 is the 473795-th square number.

224481702025 is the 236898-th centered octagonal number.

It is an amenable number.

224481702025 is a deficient number, since it is larger than the sum of its proper divisors (99345621644).

224481702025 is an frugal number, since it uses more digits than its factorization.

224481702025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27098 (or 13549 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 37.

Adding to 224481702025 its reverse (520207184422), we get a palindrome (744688886447).

The spelling of 224481702025 in words is "two hundred twenty-four billion, four hundred eighty-one million, seven hundred two thousand, twenty-five".