613661422 has 48 divisors (see below), whose sum is σ = 1042788096. Its totient is φ = 270507600.

The previous prime is 613661407. The next prime is 613661423. The reversal of 613661422 is 224166316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613661423) 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 23 ways as a sum of consecutive naturals, for example, 1853797 + ... + 1854127.

It is an arithmetic number, because the mean of its divisors is an integer number (21724752).

Almost surely, 2^613661422 is an apocalyptic number.

613661422 is a deficient number, since it is larger than the sum of its proper divisors (429126674).

613661422 is a wasteful number, since it uses less digits than its factorization.

613661422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565 (or 554 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 613661422 is about 24772.1904966032. The cubic root of 613661422 is about 849.7860693452.

The spelling of 613661422 in words is "six hundred thirteen million, six hundred sixty-one thousand, four hundred twenty-two".