613976 has 16 divisors (see below), whose sum is σ = 1256040. Its totient is φ = 279040.

The previous prime is 613969. The next prime is 613981. The reversal of 613976 is 679316.

613976 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 613976.

It is an unprimeable number.

613976 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3401 + ... + 3576.

2⁶¹³⁹⁷⁶ is an apocalyptic number.

It is an amenable number.

613976 is an abundant number, since it is smaller than the sum of its proper divisors (642064).

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

613976 is a wasteful number, since it uses less digits than its factorization.

613976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6994 (or 6990 counting only the distinct ones).

The product of its digits is 6804, while the sum is 32.

The square root of 613976 is about 783.5662065199. The cubic root of 613976 is about 84.9931251649.

The spelling of 613976 in words is "six hundred thirteen thousand, nine hundred seventy-six".