628852118 has 4 divisors (see below), whose sum is σ = 943278180. Its totient is φ = 314426058.

The previous prime is 628852099. The next prime is 628852121. The reversal of 628852118 is 811258826.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157213028 + ... + 157213031.

It is an arithmetic number, because the mean of its divisors is an integer number (235819545).

Almost surely, 2^628852118 is an apocalyptic number.

628852118 is a deficient number, since it is larger than the sum of its proper divisors (314426062).

628852118 is a wasteful number, since it uses less digits than its factorization.

628852118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314426061.

The product of its digits is 61440, while the sum is 41.

The square root of 628852118 is about 25076.9240139216. The cubic root of 628852118 is about 856.7409179956.

The spelling of 628852118 in words is "six hundred twenty-eight million, eight hundred fifty-two thousand, one hundred eighteen".