670263612 has 24 divisors (see below), whose sum is σ = 1564389456. Its totient is φ = 223358208.

The previous prime is 670263611. The next prime is 670263619. The reversal of 670263612 is 216362076.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670263611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59538 + ... + 69894.

It is an arithmetic number, because the mean of its divisors is an integer number (65182894).

Almost surely, 2^670263612 is an apocalyptic number.

It is an amenable number.

670263612 is an abundant number, since it is smaller than the sum of its proper divisors (894125844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

670263612 is a wasteful number, since it uses less digits than its factorization.

670263612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15757 (or 15755 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 670263612 is about 25889.4498203419. The cubic root of 670263612 is about 875.1487581641.

The spelling of 670263612 in words is "six hundred seventy million, two hundred sixty-three thousand, six hundred twelve".