670803 has 16 divisors (see below), whose sum is σ = 1082880. Its totient is φ = 360576.

The previous prime is 670781. The next prime is 670811. The reversal of 670803 is 308076.

670803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 670803 - 2⁶ = 670739 is a prime.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (670823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 583 + ... + 1296.

It is an arithmetic number, because the mean of its divisors is an integer number (67680).

2⁶⁷⁰⁸⁰³ is an apocalyptic number.

670803 is a deficient number, since it is larger than the sum of its proper divisors (412077).

670803 is a wasteful number, since it uses less digits than its factorization.

670803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1906.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 670803 is about 819.0256406243. The cubic root of 670803 is about 87.5383450983.

Adding to 670803 its reverse (308076), we get a palindrome (978879).

The spelling of 670803 in words is "six hundred seventy thousand, eight hundred three".