628036390 has 16 divisors (see below), whose sum is σ = 1179616608. Its totient is φ = 240292096.

The previous prime is 628036351. The next prime is 628036403. The reversal of 628036390 is 93630826.

It is a happy number.

628036390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1365067 + ... + 1365526.

It is an arithmetic number, because the mean of its divisors is an integer number (73726038).

Almost surely, 2^628036390 is an apocalyptic number.

628036390 is a deficient number, since it is larger than the sum of its proper divisors (551580218).

628036390 is a wasteful number, since it uses less digits than its factorization.

628036390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2730623.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 628036390 is about 25060.6542213087. The cubic root of 628036390 is about 856.3703115436.

The spelling of 628036390 in words is "six hundred twenty-eight million, thirty-six thousand, three hundred ninety".