2405223601 has 12 divisors (see below), whose sum is σ = 2647298500. Its totient is φ = 2183639040.

The previous prime is 2405223593. The next prime is 2405223607. The reversal of 2405223601 is 1063225042.

It can be written as a sum of positive squares in 2 ways, for example, as 356303376 + 2048920225 = 18876^2 + 45265^2 .

It is not a de Polignac number, because 2405223601 - 2³ = 2405223593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2405223607) 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 11 ways as a sum of consecutive naturals, for example, 80125 + ... + 105973.

Almost surely, 2^2405223601 is an apocalyptic number.

It is an amenable number.

2405223601 is a deficient number, since it is larger than the sum of its proper divisors (242074899).

2405223601 is a wasteful number, since it uses less digits than its factorization.

2405223601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26640 (or 26629 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2405223601 is about 49043.0790326219. The cubic root of 2405223601 is about 1339.8365436991.

Adding to 2405223601 its reverse (1063225042), we get a palindrome (3468448643).

The spelling of 2405223601 in words is "two billion, four hundred five million, two hundred twenty-three thousand, six hundred one".