655360241 has 4 divisors (see below), whose sum is σ = 677958900. Its totient is φ = 632761584.

The previous prime is 655360219. The next prime is 655360253. The reversal of 655360241 is 142063556.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 399840016 + 255520225 = 19996^2 + 15985^2 .

It is a cyclic number.

It is not a de Polignac number, because 655360241 - 2¹⁸ = 655098097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 655360198 and 655360207.

It is not an unprimeable number, because it can be changed into a prime (655360261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11299286 + ... + 11299343.

It is an arithmetic number, because the mean of its divisors is an integer number (169489725).

Almost surely, 2^655360241 is an apocalyptic number.

It is an amenable number.

655360241 is a deficient number, since it is larger than the sum of its proper divisors (22598659).

655360241 is a wasteful number, since it uses less digits than its factorization.

655360241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22598658.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 655360241 is about 25600.0047070308. The cubic root of 655360241 is about 868.6137437841.

The spelling of 655360241 in words is "six hundred fifty-five million, three hundred sixty thousand, two hundred forty-one".