670794696 has 384 divisors, whose sum is σ = 2348236800. Its totient is φ = 176359680.

The previous prime is 670794671. The next prime is 670794697. The reversal of 670794696 is 696497076.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (670794697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5281785 + ... + 5281911.

It is an arithmetic number, because the mean of its divisors is an integer number (6115200).

Almost surely, 2^670794696 is an apocalyptic number.

670794696 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 670794696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1174118400).

670794696 is an abundant number, since it is smaller than the sum of its proper divisors (1677442104).

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

670794696 is a wasteful number, since it uses less digits than its factorization.

670794696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 3429216, while the sum is 54.

The square root of 670794696 is about 25899.7045542995. The cubic root of 670794696 is about 875.3798387882.

The spelling of 670794696 in words is "six hundred seventy million, seven hundred ninety-four thousand, six hundred ninety-six".