613431316 has 24 divisors (see below), whose sum is σ = 1111488840. Its totient is φ = 295881600.

The previous prime is 613431307. The next prime is 613431323. The reversal of 613431316 is 613134316.

It can be written as a sum of positive squares in 4 ways, for example, as 8468100 + 604963216 = 2910^2 + 24596^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256446 + ... + 258826.

It is an arithmetic number, because the mean of its divisors is an integer number (46312035).

Almost surely, 2^613431316 is an apocalyptic number.

It is an amenable number.

613431316 is a deficient number, since it is larger than the sum of its proper divisors (498057524).

613431316 is a wasteful number, since it uses less digits than its factorization.

613431316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4635 (or 4633 counting only the distinct ones).

The product of its digits is 3888, while the sum is 28.

The square root of 613431316 is about 24767.5456192171. The cubic root of 613431316 is about 849.6798406702.

The spelling of 613431316 in words is "six hundred thirteen million, four hundred thirty-one thousand, three hundred sixteen".