613683 has 32 divisors (see below), whose sum is σ = 1105920. Its totient is φ = 328320.

The previous prime is 613673. The next prime is 613699. The reversal of 613683 is 386316.

It is not a de Polignac number, because 613683 - 2⁴ = 613667 is a prime.

It is a super-4 number, since 4×613683⁴ (a number of 24 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (613633) 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 31 ways as a sum of consecutive naturals, for example, 3118 + ... + 3308.

It is an arithmetic number, because the mean of its divisors is an integer number (34560).

2⁶¹³⁶⁸³ is an apocalyptic number.

613683 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

613683 is a deficient number, since it is larger than the sum of its proper divisors (492237).

613683 is a wasteful number, since it uses less digits than its factorization.

613683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224 (or 218 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 613683 is about 783.3792185143. The cubic root of 613683 is about 84.9796029489.

Adding to 613683 its reverse (386316), we get a palindrome (999999).

It can be divided in two parts, 613 and 683, that added together give a 4-th power (1296 = 6⁴).

The spelling of 613683 in words is "six hundred thirteen thousand, six hundred eighty-three".