670934 has 8 divisors (see below), whose sum is σ = 1097928. Its totient is φ = 304960.

The previous prime is 670931. The next prime is 670951. The reversal of 670934 is 439076.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 670897 and 670906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670931) 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 in 3 ways as a sum of consecutive naturals, for example, 15227 + ... + 15270.

It is an arithmetic number, because the mean of its divisors is an integer number (137241).

2⁶⁷⁰⁹³⁴ is an apocalyptic number.

670934 is a deficient number, since it is larger than the sum of its proper divisors (426994).

670934 is a wasteful number, since it uses less digits than its factorization.

670934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30510.

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

The square root of 670934 is about 819.1056097964. The cubic root of 670934 is about 87.5440431333.

The spelling of 670934 in words is "six hundred seventy thousand, nine hundred thirty-four".