670228964 has 6 divisors (see below), whose sum is σ = 1172900694. Its totient is φ = 335114480.

The previous prime is 670228963. The next prime is 670228973. The reversal of 670228964 is 469822076.

It can be written as a sum of positive squares in only one way, i.e., 637966564 + 32262400 = 25258^2 + 5680^2 .

It is not an unprimeable number, because it can be changed into a prime (670228963) 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, 83778617 + ... + 83778624.

It is an arithmetic number, because the mean of its divisors is an integer number (195483449).

Almost surely, 2^670228964 is an apocalyptic number.

It is an amenable number.

670228964 is a deficient number, since it is larger than the sum of its proper divisors (502671730).

670228964 is a wasteful number, since it uses less digits than its factorization.

670228964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167557245 (or 167557243 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 670228964 is about 25888.7806588105. The cubic root of 670228964 is about 875.1336781885.

The spelling of 670228964 in words is "six hundred seventy million, two hundred twenty-eight thousand, nine hundred sixty-four".