628330412 has 24 divisors (see below), whose sum is σ = 1145506320. Its totient is φ = 301303040.

The previous prime is 628330397. The next prime is 628330427. The reversal of 628330412 is 214033826.

It is an interprime number because it is at equal distance from previous prime (628330397) and next prime (628330427).

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 22793 + ... + 42144.

It is an arithmetic number, because the mean of its divisors is an integer number (47729430).

Almost surely, 2^628330412 is an apocalyptic number.

It is an amenable number.

628330412 is a deficient number, since it is larger than the sum of its proper divisors (517175908).

628330412 is a wasteful number, since it uses less digits than its factorization.

628330412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65041 (or 65039 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 628330412 is about 25066.5197424772. The cubic root of 628330412 is about 856.5039303556.

The spelling of 628330412 in words is "six hundred twenty-eight million, three hundred thirty thousand, four hundred twelve".