617334224221 has 16 divisors (see below), whose sum is σ = 763431359040. Its totient is φ = 490777297920.

The previous prime is 617334224219. The next prime is 617334224279. The reversal of 617334224221 is 122422433716.

It is not a de Polignac number, because 617334224221 - 2¹ = 617334224219 is a prime.

It is a super-2 number, since 2×617334224221² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (617334224201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113603140 + ... + 113608573.

It is an arithmetic number, because the mean of its divisors is an integer number (47714459940).

Almost surely, 2^617334224221 is an apocalyptic number.

It is an amenable number.

617334224221 is a deficient number, since it is larger than the sum of its proper divisors (146097134819).

617334224221 is a wasteful number, since it uses less digits than its factorization.

617334224221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227211756.

The product of its digits is 96768, while the sum is 37.

Adding to 617334224221 its reverse (122422433716), we get a palindrome (739756657937).

The spelling of 617334224221 in words is "six hundred seventeen billion, three hundred thirty-four million, two hundred twenty-four thousand, two hundred twenty-one".