670532 has 6 divisors (see below), whose sum is σ = 1173438. Its totient is φ = 335264.

The previous prime is 670517. The next prime is 670541. The reversal of 670532 is 235076.

It can be written as a sum of positive squares in only one way, i.e., 341056 + 329476 = 584^2 + 574^2 .

It is a super-2 number, since 2×670532² = 899226326048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 670498 and 670507.

It is an unprimeable number.

670532 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 as a sum of consecutive naturals, namely, 83813 + ... + 83820.

It is an arithmetic number, because the mean of its divisors is an integer number (195573).

2⁶⁷⁰⁵³² is an apocalyptic number.

It is an amenable number.

670532 is a deficient number, since it is larger than the sum of its proper divisors (502906).

670532 is a wasteful number, since it uses less digits than its factorization.

670532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167637 (or 167635 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 670532 is about 818.8601834257. The cubic root of 670532 is about 87.5265552053.

The spelling of 670532 in words is "six hundred seventy thousand, five hundred thirty-two".