670344960 has 72 divisors (see below), whose sum is σ = 2140926480. Its totient is φ = 178757632.

The previous prime is 670344949. The next prime is 670344967. The reversal of 670344960 is 69443076.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670344967) 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, 83445 + ... + 91124.

It is an arithmetic number, because the mean of its divisors is an integer number (29735090).

Almost surely, 2^670344960 is an apocalyptic number.

670344960 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

670344960 is an abundant number, since it is smaller than the sum of its proper divisors (1470581520).

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

670344960 is a wasteful number, since it uses less digits than its factorization.

670344960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174593 (or 174579 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 39.

The square root of 670344960 is about 25891.0208373482. The cubic root of 670344960 is about 875.1841615089.

The spelling of 670344960 in words is "six hundred seventy million, three hundred forty-four thousand, nine hundred sixty".