679034 has 4 divisors (see below), whose sum is σ = 1018554. Its totient is φ = 339516.

The previous prime is 679033. The next prime is 679037. The reversal of 679034 is 430976.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 644809 + 34225 = 803^2 + 185^2 .

It is a super-2 number, since 2×679034² = 922174346312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 678988 and 679006.

It is not an unprimeable number, because it can be changed into a prime (679033) 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 as a sum of consecutive naturals, namely, 169757 + ... + 169760.

2⁶⁷⁹⁰³⁴ is an apocalyptic number.

679034 is a deficient number, since it is larger than the sum of its proper divisors (339520).

679034 is a wasteful number, since it uses less digits than its factorization.

679034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339519.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 679034 is about 824.0351934232. The cubic root of 679034 is about 87.8949331462.

It can be divided in two parts, 6790 and 34, that multiplied together give a triangular number (230860 = T₆₇₉).

The spelling of 679034 in words is "six hundred seventy-nine thousand, thirty-four".