613670 has 16 divisors (see below), whose sum is σ = 1116720. Its totient is φ = 242784.

The previous prime is 613667. The next prime is 613673. The reversal of 613670 is 76316.

613670 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (613667) and next prime (613673).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613673) 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, 809 + ... + 1371.

It is an arithmetic number, because the mean of its divisors is an integer number (69795).

2⁶¹³⁶⁷⁰ is an apocalyptic number.

613670 is a deficient number, since it is larger than the sum of its proper divisors (503050).

613670 is a wasteful number, since it uses less digits than its factorization.

613670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 613670 is about 783.3709210840. The cubic root of 613670 is about 84.9790028874.

Adding to 613670 its reverse (76316), we get a palindrome (689986).

The spelling of 613670 in words is "six hundred thirteen thousand, six hundred seventy".