681034 has 8 divisors (see below), whose sum is σ = 1045440. Its totient is φ = 332556.

The previous prime is 681019. The next prime is 681041. The reversal of 681034 is 430186.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 680996 and 681014.

It is an unprimeable number.

681034 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, 3874 + ... + 4045.

It is an arithmetic number, because the mean of its divisors is an integer number (130680).

2⁶⁸¹⁰³⁴ is an apocalyptic number.

681034 is a deficient number, since it is larger than the sum of its proper divisors (364406).

681034 is a wasteful number, since it uses less digits than its factorization.

681034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7964.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 681034 is about 825.2478415603. The cubic root of 681034 is about 87.9811426536.

It can be divided in two parts, 6810 and 34, that multiplied together give a triangular number (231540 = T₆₈₀).

The spelling of 681034 in words is "six hundred eighty-one thousand, thirty-four".