628001259 has 16 divisors (see below), whose sum is σ = 860709120. Its totient is φ = 407000160.

The previous prime is 628001249. The next prime is 628001279. The reversal of 628001259 is 952100826.

It is not a de Polignac number, because 628001259 - 2²⁸ = 359565803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (628001219) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 207064 + ... + 210074.

It is an arithmetic number, because the mean of its divisors is an integer number (53794320).

Almost surely, 2^628001259 is an apocalyptic number.

628001259 is a deficient number, since it is larger than the sum of its proper divisors (232707861).

628001259 is a wasteful number, since it uses less digits than its factorization.

628001259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4930.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 628001259 is about 25059.9532920554. The cubic root of 628001259 is about 856.3543434103.

The spelling of 628001259 in words is "six hundred twenty-eight million, one thousand, two hundred fifty-nine".