670226756 has 12 divisors (see below), whose sum is σ = 1173599868. Its totient is φ = 334912512.

The previous prime is 670226749. The next prime is 670226759. The reversal of 670226756 is 657622076.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 322777156 + 347449600 = 17966^2 + 18640^2 .

It is not an unprimeable number, because it can be changed into a prime (670226759) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42581 + ... + 56156.

It is an arithmetic number, because the mean of its divisors is an integer number (97799989).

Almost surely, 2^670226756 is an apocalyptic number.

It is an amenable number.

670226756 is a deficient number, since it is larger than the sum of its proper divisors (503373112).

670226756 is a wasteful number, since it uses less digits than its factorization.

670226756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100438 (or 100436 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 670226756 is about 25888.7380148203. The cubic root of 670226756 is about 875.1327171750.

The spelling of 670226756 in words is "six hundred seventy million, two hundred twenty-six thousand, seven hundred fifty-six".