628028696 has 16 divisors (see below), whose sum is σ = 1180218600. Its totient is φ = 313303744.

The previous prime is 628028683. The next prime is 628028699. The reversal of 628028696 is 696820826.

It is a self number, because there is not a number n which added to its sum of digits gives 628028696.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (628028699) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85061 + ... + 92148.

Almost surely, 2^628028696 is an apocalyptic number.

It is an amenable number.

628028696 is a deficient number, since it is larger than the sum of its proper divisors (552189904).

628028696 is a wasteful number, since it uses less digits than its factorization.

628028696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177658 (or 177654 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 47.

The square root of 628028696 is about 25060.5007132739. The cubic root of 628028696 is about 856.3668144320.

The spelling of 628028696 in words is "six hundred twenty-eight million, twenty-eight thousand, six hundred ninety-six".