670801828 has 6 divisors (see below), whose sum is σ = 1173903206. Its totient is φ = 335400912.

The previous prime is 670801819. The next prime is 670801847. The reversal of 670801828 is 828108076.

It can be written as a sum of positive squares in only one way, i.e., 365880384 + 304921444 = 19128^2 + 17462^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83850225 + ... + 83850232.

Almost surely, 2^670801828 is an apocalyptic number.

It is an amenable number.

670801828 is a deficient number, since it is larger than the sum of its proper divisors (503101378).

670801828 is a wasteful number, since it uses less digits than its factorization.

670801828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167700461 (or 167700459 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 40.

The square root of 670801828 is about 25899.8422389018. The cubic root of 670801828 is about 875.3829411716.

The spelling of 670801828 in words is "six hundred seventy million, eight hundred one thousand, eight hundred twenty-eight".