613504672 has 48 divisors (see below), whose sum is σ = 1319824800. Its totient is φ = 278403840.

The previous prime is 613504651. The next prime is 613504673. The reversal of 613504672 is 276405316.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (613504673) 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 7 ways as a sum of consecutive naturals, for example, 301354 + ... + 303382.

It is an arithmetic number, because the mean of its divisors is an integer number (27496350).

Almost surely, 2^613504672 is an apocalyptic number.

It is an amenable number.

613504672 is an abundant number, since it is smaller than the sum of its proper divisors (706320128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

613504672 is a wasteful number, since it uses less digits than its factorization.

613504672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2909 (or 2901 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 613504672 is about 24769.0264645181. The cubic root of 613504672 is about 849.7137084282.

Adding to 613504672 its reverse (276405316), we get a palindrome (889909988).

The spelling of 613504672 in words is "six hundred thirteen million, five hundred four thousand, six hundred seventy-two".