670355 has 16 divisors (see below), whose sum is σ = 933120. Its totient is φ = 452832.

The previous prime is 670349. The next prime is 670363. The reversal of 670355 is 553076.

670355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 670355 - 2⁸ = 670099 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 670355.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3656 + ... + 3834.

It is an arithmetic number, because the mean of its divisors is an integer number (58320).

2⁶⁷⁰³⁵⁵ is an apocalyptic number.

670355 is a deficient number, since it is larger than the sum of its proper divisors (262765).

670355 is a wasteful number, since it uses less digits than its factorization.

670355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298.

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 670355 is about 818.7520992340. The cubic root of 670355 is about 87.5188530804.

The spelling of 670355 in words is "six hundred seventy thousand, three hundred fifty-five".