613652 has 12 divisors (see below), whose sum is σ = 1156596. Its totient is φ = 283200.

The previous prime is 613651. The next prime is 613661. The reversal of 613652 is 256316.

It can be written as a sum of positive squares in 2 ways, for example, as 198916 + 414736 = 446^2 + 644^2 .

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 613652.

It is not an unprimeable number, because it can be changed into a prime (613651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5849 + ... + 5952.

It is an arithmetic number, because the mean of its divisors is an integer number (96383).

2⁶¹³⁶⁵² is an apocalyptic number.

It is an amenable number.

613652 is a deficient number, since it is larger than the sum of its proper divisors (542944).

613652 is a wasteful number, since it uses less digits than its factorization.

613652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11818 (or 11816 counting only the distinct ones).

The product of its digits is 1080, while the sum is 23.

The square root of 613652 is about 783.3594321893. The cubic root of 613652 is about 84.9781720190.

Adding to 613652 its reverse (256316), we get a palindrome (869968).

The spelling of 613652 in words is "six hundred thirteen thousand, six hundred fifty-two".