297575705025 has 81 divisors (see below), whose sum is σ = 546924603433. Its totient is φ = 154661577600.

The previous prime is 297575704991. The next prime is 297575705069. The reversal of 297575705025 is 520507575792.

The square root of 297575705025 is 545505.

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 125254411569 + 172321293456 = 353913^2 + 415116^2 .

It is not a de Polignac number, because 297575705025 - 2¹⁵ = 297575672257 is a prime.

It is a super-2 number, since 2×297575705025² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 335485132 + ... + 335486018.

Almost surely, 2^297575705025 is an apocalyptic number.

297575705025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

297575705025 is the 545505-th square number.

297575705025 is the 272753-rd centered octagonal number.

It is an amenable number.

297575705025 is a deficient number, since it is larger than the sum of its proper divisors (249348898408).

297575705025 is an frugal number, since it uses more digits than its factorization.

297575705025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1872 (or 936 counting only the distinct ones).

The product of its (nonzero) digits is 7717500, while the sum is 54.

The spelling of 297575705025 in words is "two hundred ninety-seven billion, five hundred seventy-five million, seven hundred five thousand, twenty-five".