613561324 has 12 divisors (see below), whose sum is σ = 1098703144. Its totient is φ = 299646144.

The previous prime is 613561307. The next prime is 613561373. The reversal of 613561324 is 423165316.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1783437 + ... + 1783780.

Almost surely, 2^613561324 is an apocalyptic number.

It is an amenable number.

613561324 is a deficient number, since it is larger than the sum of its proper divisors (485141820).

613561324 is a wasteful number, since it uses less digits than its factorization.

613561324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3567264 (or 3567262 counting only the distinct ones).

The product of its digits is 12960, while the sum is 31.

The square root of 613561324 is about 24770.1700438249. The cubic root of 613561324 is about 849.7398622629.

The spelling of 613561324 in words is "six hundred thirteen million, five hundred sixty-one thousand, three hundred twenty-four".