670261330 has 16 divisors (see below), whose sum is σ = 1210330584. Its totient is φ = 267246720.

The previous prime is 670261307. The next prime is 670261381. The reversal of 670261330 is 33162076.

670261330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 323892009 + 346369321 = 17997^2 + 18611^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103941 + ... + 110200.

Almost surely, 2^670261330 is an apocalyptic number.

670261330 is a deficient number, since it is larger than the sum of its proper divisors (540069254).

670261330 is a wasteful number, since it uses less digits than its factorization.

670261330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214461.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 670261330 is about 25889.4057482979. The cubic root of 670261330 is about 875.1477649769.

The spelling of 670261330 in words is "six hundred seventy million, two hundred sixty-one thousand, three hundred thirty".