675770 has 8 divisors (see below), whose sum is σ = 1216404. Its totient is φ = 270304.

The previous prime is 675751. The next prime is 675781. The reversal of 675770 is 77576.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 667489 + 8281 = 817^2 + 91^2 .

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

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 675770.

It is an unprimeable number.

675770 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33779 + ... + 33798.

2⁶⁷⁵⁷⁷⁰ is an apocalyptic number.

675770 is a deficient number, since it is larger than the sum of its proper divisors (540634).

675770 is a wasteful number, since it uses less digits than its factorization.

675770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67584.

The product of its (nonzero) digits is 10290, while the sum is 32.

The square root of 675770 is about 822.0523097711. The cubic root of 675770 is about 87.7538749327.

The spelling of 675770 in words is "six hundred seventy-five thousand, seven hundred seventy".