627665998 has 8 divisors (see below), whose sum is σ = 982433808. Its totient is φ = 300188064.

The previous prime is 627665989. The next prime is 627666001. The reversal of 627665998 is 899566726.

627665998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6822411 + ... + 6822502.

It is an arithmetic number, because the mean of its divisors is an integer number (122804226).

Almost surely, 2^627665998 is an apocalyptic number.

627665998 is a deficient number, since it is larger than the sum of its proper divisors (354767810).

627665998 is a wasteful number, since it uses less digits than its factorization.

627665998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13644938.

The product of its digits is 9797760, while the sum is 58.

The square root of 627665998 is about 25053.2632205867. The cubic root of 627665998 is about 856.2019268800.

The spelling of 627665998 in words is "six hundred twenty-seven million, six hundred sixty-five thousand, nine hundred ninety-eight".