627706916 has 12 divisors (see below), whose sum is σ = 1101954588. Its totient is φ = 312862752.

The previous prime is 627706909. The next prime is 627706957. The reversal of 627706916 is 619607726.

It can be written as a sum of positive squares in 2 ways, for example, as 9985600 + 617721316 = 3160^2 + 24854^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246251 + ... + 248786.

It is an arithmetic number, because the mean of its divisors is an integer number (91829549).

Almost surely, 2^627706916 is an apocalyptic number.

It is an amenable number.

627706916 is a deficient number, since it is larger than the sum of its proper divisors (474247672).

627706916 is a wasteful number, since it uses less digits than its factorization.

627706916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495358 (or 495356 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 44.

The square root of 627706916 is about 25054.0798274453. The cubic root of 627706916 is about 856.2205319498.

The spelling of 627706916 in words is "six hundred twenty-seven million, seven hundred six thousand, nine hundred sixteen".