612741393 has 24 divisors (see below), whose sum is σ = 1016352480. Its totient is φ = 351812160.

The previous prime is 612741391. The next prime is 612741407. The reversal of 612741393 is 393147216.

612741393 is a `hidden beast` number, since 612 + 7 + 4 + 1 + 39 + 3 = 666.

It is not a de Polignac number, because 612741393 - 2¹ = 612741391 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (612741391) 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 in 23 ways as a sum of consecutive naturals, for example, 160996 + ... + 164757.

It is an arithmetic number, because the mean of its divisors is an integer number (42348020).

Almost surely, 2^612741393 is an apocalyptic number.

It is an amenable number.

612741393 is a deficient number, since it is larger than the sum of its proper divisors (403611087).

612741393 is a wasteful number, since it uses less digits than its factorization.

612741393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325789 (or 325786 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 612741393 is about 24753.6137361800. The cubic root of 612741393 is about 849.3611776799.

The spelling of 612741393 in words is "six hundred twelve million, seven hundred forty-one thousand, three hundred ninety-three".