604342986025 has 27 divisors (see below), whose sum is σ = 754426687653. Its totient is φ = 480243535200.

The previous prime is 604342986007. The next prime is 604342986041. The reversal of 604342986025 is 520689243406.

It is a happy number.

The square root of 604342986025 is 777395.

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 324349613289 + 279993372736 = 569517^2 + 529144^2 .

It is not a de Polignac number, because 604342986025 - 2²⁷ = 604208768297 is a prime.

It is a super-2 number, since 2×604342986025² (a number of 24 digits) contains 22 as substring.

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 604342986025.

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, 703542046 + ... + 703542904.

Almost surely, 2^604342986025 is an apocalyptic number.

604342986025 is the 777395-th square number.

604342986025 is the 388698-th centered octagonal number.

It is an amenable number.

604342986025 is a deficient number, since it is larger than the sum of its proper divisors (150083701628).

604342986025 is an frugal number, since it uses more digits than its factorization.

604342986025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2090 (or 1045 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 49.

Multiplying 604342986025 by its sum of digits (49), we get a square (29612806315225 = 5441765²).

The spelling of 604342986025 in words is "six hundred four billion, three hundred forty-two million, nine hundred eighty-six thousand, twenty-five".