612956 has 12 divisors (see below), whose sum is σ = 1078392. Its totient is φ = 304848.

The previous prime is 612947. The next prime is 612967. The reversal of 612956 is 659216.

612956 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 unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 911 + ... + 1433.

It is an arithmetic number, because the mean of its divisors is an integer number (89866).

2⁶¹²⁹⁵⁶ is an apocalyptic number.

It is an amenable number.

612956 is a deficient number, since it is larger than the sum of its proper divisors (465436).

612956 is a wasteful number, since it uses less digits than its factorization.

612956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820 (or 818 counting only the distinct ones).

The product of its digits is 3240, while the sum is 29.

The square root of 612956 is about 782.9150656361. The cubic root of 612956 is about 84.9460326402.

The spelling of 612956 in words is "six hundred twelve thousand, nine hundred fifty-six".