613464252 has 12 divisors (see below), whose sum is σ = 1431416616. Its totient is φ = 204488080.

The previous prime is 613464209. The next prime is 613464253. The reversal of 613464252 is 252464316.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613464253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25560999 + ... + 25561022.

It is an arithmetic number, because the mean of its divisors is an integer number (119284718).

Almost surely, 2^613464252 is an apocalyptic number.

It is an amenable number.

613464252 is an abundant number, since it is smaller than the sum of its proper divisors (817952364).

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

613464252 is a wasteful number, since it uses less digits than its factorization.

613464252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51122028 (or 51122026 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 613464252 is about 24768.2105126713. The cubic root of 613464252 is about 849.6950472379.

The spelling of 613464252 in words is "six hundred thirteen million, four hundred sixty-four thousand, two hundred fifty-two".