628243201 has 8 divisors (see below), whose sum is σ = 647117504. Its totient is φ = 609562800.

The previous prime is 628243163. The next prime is 628243261. The reversal of 628243201 is 102342826.

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

It is a cyclic number.

It is not a de Polignac number, because 628243201 - 2⁷ = 628243073 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 628243201.

It is not an unprimeable number, because it can be changed into a prime (628243261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41886 + ... + 54871.

It is an arithmetic number, because the mean of its divisors is an integer number (80889688).

Almost surely, 2^628243201 is an apocalyptic number.

It is an amenable number.

628243201 is a deficient number, since it is larger than the sum of its proper divisors (18874303).

628243201 is a wasteful number, since it uses less digits than its factorization.

628243201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96951.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 628243201 is about 25064.7800907967. The cubic root of 628243201 is about 856.4643015133.

The spelling of 628243201 in words is "six hundred twenty-eight million, two hundred forty-three thousand, two hundred one".