602224561 has 4 divisors (see below), whose sum is σ = 602630500. Its totient is φ = 601818624.

The previous prime is 602224559. The next prime is 602224603. The reversal of 602224561 is 165422206.

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 74649600 + 527574961 = 8640^2 + 22969^2 .

It is a cyclic number.

It is not a de Polignac number, because 602224561 - 2¹ = 602224559 is a prime.

It is a super-3 number, since 3×602224561³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (602284561) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 200736 + ... + 203713.

It is an arithmetic number, because the mean of its divisors is an integer number (150657625).

Almost surely, 2^602224561 is an apocalyptic number.

It is an amenable number.

602224561 is a deficient number, since it is larger than the sum of its proper divisors (405939).

602224561 is a wasteful number, since it uses less digits than its factorization.

602224561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405938.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 602224561 is about 24540.2640776337. The cubic root of 602224561 is about 844.4737505020.

Adding to 602224561 its reverse (165422206), we get a palindrome (767646767).

The spelling of 602224561 in words is "six hundred two million, two hundred twenty-four thousand, five hundred sixty-one".