224169106225 has 9 divisors (see below), whose sum is σ = 277972627233. Its totient is φ = 179333391120.

The previous prime is 224169106211. The next prime is 224169106297. The reversal of 224169106225 is 522601961422.

The square root of 224169106225 is 473465.

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 21618703089 + 202550403136 = 147033^2 + 450056^2 .

It is not a de Polignac number, because 224169106225 - 2¹³ = 224169098033 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2319979 + ... + 2414671.

Almost surely, 2^224169106225 is an apocalyptic number.

224169106225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

224169106225 is the 473465-th square number.

224169106225 is the 236733-rd centered octagonal number.

It is an amenable number.

224169106225 is a deficient number, since it is larger than the sum of its proper divisors (53803521008).

224169106225 is an frugal number, since it uses more digits than its factorization.

224169106225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189396 (or 94698 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 224169106225 in words is "two hundred twenty-four billion, one hundred sixty-nine million, one hundred six thousand, two hundred twenty-five".