628512467 has 16 divisors (see below), whose sum is σ = 732112128. Its totient is φ = 533813280.

The previous prime is 628512439. The next prime is 628512487. The reversal of 628512467 is 764215826.

It is not a de Polignac number, because 628512467 - 2⁸ = 628512211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (628512487) 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, 18008 + ... + 39765.

It is an arithmetic number, because the mean of its divisors is an integer number (45757008).

Almost surely, 2^628512467 is an apocalyptic number.

628512467 is a deficient number, since it is larger than the sum of its proper divisors (103599661).

628512467 is a wasteful number, since it uses less digits than its factorization.

628512467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57850.

The product of its digits is 161280, while the sum is 41.

The square root of 628512467 is about 25070.1509169769. The cubic root of 628512467 is about 856.5866446741.

The spelling of 628512467 in words is "six hundred twenty-eight million, five hundred twelve thousand, four hundred sixty-seven".