670106720 has 48 divisors (see below), whose sum is σ = 1598840208. Its totient is φ = 265382400.

The previous prime is 670106713. The next prime is 670106753. The reversal of 670106720 is 27601076.

It is a congruent number.

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, 4574 + ... + 36893.

It is an arithmetic number, because the mean of its divisors is an integer number (33309171).

Almost surely, 2^670106720 is an apocalyptic number.

It is an amenable number.

670106720 is an abundant number, since it is smaller than the sum of its proper divisors (928733488).

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

670106720 is a wasteful number, since it uses less digits than its factorization.

670106720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41583 (or 41575 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 670106720 is about 25886.4196056542. The cubic root of 670106720 is about 875.0804693341.

Adding to 670106720 its reverse (27601076), we get a palindrome (697707796).

The spelling of 670106720 in words is "six hundred seventy million, one hundred six thousand, seven hundred twenty".