613604523 has 8 divisors (see below), whose sum is σ = 935016448. Its totient is φ = 350631144.

The previous prime is 613604503. The next prime is 613604527. The reversal of 613604523 is 325406316.

613604523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-613604523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (613604527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14609611 + ... + 14609652.

It is an arithmetic number, because the mean of its divisors is an integer number (116877056).

Almost surely, 2^613604523 is an apocalyptic number.

613604523 is a deficient number, since it is larger than the sum of its proper divisors (321411925).

613604523 is a wasteful number, since it uses less digits than its factorization.

613604523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29219273.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 613604523 is about 24771.0420249129. The cubic root of 613604523 is about 849.7598043341.

The spelling of 613604523 in words is "six hundred thirteen million, six hundred four thousand, five hundred twenty-three".