628555062 has 16 divisors (see below), whose sum is σ = 1257623280. Its totient is φ = 209432832.

The previous prime is 628555061. The next prime is 628555091. The reversal of 628555062 is 260555826.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 628555062.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (628555061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4423 + ... + 35730.

It is an arithmetic number, because the mean of its divisors is an integer number (78601455).

Almost surely, 2^628555062 is an apocalyptic number.

628555062 is an abundant number, since it is smaller than the sum of its proper divisors (629068218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

628555062 is a wasteful number, since it uses less digits than its factorization.

628555062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42767.

The product of its (nonzero) digits is 144000, while the sum is 39.

The square root of 628555062 is about 25071.0004188106. Note that the first 3 decimals coincide. The cubic root of 628555062 is about 856.6059948519.

The spelling of 628555062 in words is "six hundred twenty-eight million, five hundred fifty-five thousand, sixty-two".