2298756307225 has 27 divisors (see below), whose sum is σ = 3315915236127. Its totient is φ = 1576253651280.

The previous prime is 2298756307219. The next prime is 2298756307249. The reversal of 2298756307225 is 5227036578922.

The square root of 2298756307225 is 1516165.

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

It can be written as a sum of positive squares in only one way, i.e., 827552270601 + 1471204036624 = 909699^2 + 1212932^2 .

It is not a de Polignac number, because 2298756307225 - 2¹¹ = 2298756305177 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2298756307225.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 53044116 + ... + 53087434.

Almost surely, 2^{2298756307225} is an apocalyptic number.

2298756307225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2298756307225 is the 1516165-th square number.

2298756307225 is the 758083-rd centered octagonal number.

It is an amenable number.

2298756307225 is a deficient number, since it is larger than the sum of its proper divisors (1017158928902).

2298756307225 is an frugal number, since it uses more digits than its factorization.

2298756307225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86662 (or 43331 counting only the distinct ones).

The product of its (nonzero) digits is 25401600, while the sum is 58.

The spelling of 2298756307225 in words is "two trillion, two hundred ninety-eight billion, seven hundred fifty-six million, three hundred seven thousand, two hundred twenty-five".