670226 has 4 divisors (see below), whose sum is σ = 1005342. Its totient is φ = 335112.

The previous prime is 670223. The next prime is 670231. The reversal of 670226 is 622076.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 648025 + 22201 = 805^2 + 149^2 .

It is not an unprimeable number, because it can be changed into a prime (670223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167555 + ... + 167558.

2⁶⁷⁰²²⁶ is an apocalyptic number.

670226 is a deficient number, since it is larger than the sum of its proper divisors (335116).

670226 is a wasteful number, since it uses less digits than its factorization.

670226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335115.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 670226 is about 818.6733170197. The cubic root of 670226 is about 87.5132388132.

The spelling of 670226 in words is "six hundred seventy thousand, two hundred twenty-six".