670703 has 12 divisors (see below), whose sum is σ = 772464. Its totient is φ = 580800.

The previous prime is 670693. The next prime is 670711. The reversal of 670703 is 307076.

It is not a de Polignac number, because 670703 - 2⁶ = 670639 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an alternating number because its digits alternate between even and odd.

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 670703.

It is not an unprimeable number, because it can be changed into a prime (670763) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2663 + ... + 2903.

It is an arithmetic number, because the mean of its divisors is an integer number (64372).

2⁶⁷⁰⁷⁰³ is an apocalyptic number.

670703 is a deficient number, since it is larger than the sum of its proper divisors (101761).

670703 is a wasteful number, since it uses less digits than its factorization.

670703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286 (or 275 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 23.

The square root of 670703 is about 818.9645901991. The cubic root of 670703 is about 87.5339949540.

670703 divided by its sum of digits (23) gives a triangular number (29161 = T₂₄₁).

Adding to 670703 its reverse (307076), we get a palindrome (977779).

The spelling of 670703 in words is "six hundred seventy thousand, seven hundred three".