670898828 has 6 divisors (see below), whose sum is σ = 1174072956. Its totient is φ = 335449412.

The previous prime is 670898827. The next prime is 670898831. The reversal of 670898828 is 828898076.

It is not an unprimeable number, because it can be changed into a prime (670898827) 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 as a sum of consecutive naturals, namely, 83862350 + ... + 83862357.

It is an arithmetic number, because the mean of its divisors is an integer number (195678826).

Almost surely, 2^670898828 is an apocalyptic number.

It is an amenable number.

670898828 is a deficient number, since it is larger than the sum of its proper divisors (503174128).

670898828 is a wasteful number, since it uses less digits than its factorization.

670898828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167724711 (or 167724709 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 56.

The square root of 670898828 is about 25901.7147694897. The cubic root of 670898828 is about 875.4251334899.

The spelling of 670898828 in words is "six hundred seventy million, eight hundred ninety-eight thousand, eight hundred twenty-eight".