628086484 has 12 divisors (see below), whose sum is σ = 1146940704. Its totient is φ = 300389144.

The previous prime is 628086479. The next prime is 628086493. The reversal of 628086484 is 484680826.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3413422 + ... + 3413605.

It is an arithmetic number, because the mean of its divisors is an integer number (95578392).

Almost surely, 2^628086484 is an apocalyptic number.

It is an amenable number.

628086484 is a deficient number, since it is larger than the sum of its proper divisors (518854220).

628086484 is a wasteful number, since it uses less digits than its factorization.

628086484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6827054 (or 6827052 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 46.

The square root of 628086484 is about 25061.6536565327. The cubic root of 628086484 is about 856.3930797964.

The spelling of 628086484 in words is "six hundred twenty-eight million, eighty-six thousand, four hundred eighty-four".