2601161224 has 8 divisors (see below), whose sum is σ = 4877177310. Its totient is φ = 1300580608.

The previous prime is 2601161221. The next prime is 2601161243. The reversal of 2601161224 is 4221611062.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1737389124 + 863772100 = 41682^2 + 29390^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2601161221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162572569 + ... + 162572584.

Almost surely, 2^2601161224 is an apocalyptic number.

It is an amenable number.

2601161224 is a deficient number, since it is larger than the sum of its proper divisors (2276016086).

2601161224 is a wasteful number, since it uses less digits than its factorization.

2601161224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325145159 (or 325145155 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 2601161224 is about 51001.5806029578. The cubic root of 2601161224 is about 1375.2735498063.

Adding to 2601161224 its reverse (4221611062), we get a palindrome (6822772286).

The spelling of 2601161224 in words is "two billion, six hundred one million, one hundred sixty-one thousand, two hundred twenty-four".