628297114 has 12 divisors (see below), whose sum is σ = 945396522. Its totient is φ = 313167000.

The previous prime is 628297099. The next prime is 628297147. The reversal of 628297114 is 411792826.

628297114 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 614197089 + 14100025 = 24783^2 + 3755^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 836239 + ... + 836989.

Almost surely, 2^628297114 is an apocalyptic number.

628297114 is a deficient number, since it is larger than the sum of its proper divisors (317099408).

628297114 is an frugal number, since it uses more digits than its factorization.

628297114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2061 (or 1310 counting only the distinct ones).

The product of its digits is 48384, while the sum is 40.

The square root of 628297114 is about 25065.8555409545. The cubic root of 628297114 is about 856.4888001146.

The spelling of 628297114 in words is "six hundred twenty-eight million, two hundred ninety-seven thousand, one hundred fourteen".