628476413 has 12 divisors (see below), whose sum is σ = 661734612. Its totient is φ = 596522880.

The previous prime is 628476397. The next prime is 628476419. The reversal of 628476413 is 314674826.

It can be written as a sum of positive squares in 6 ways, for example, as 573049 + 627903364 = 757^2 + 25058^2 .

It is not a de Polignac number, because 628476413 - 2⁴ = 628476397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (628476419) 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 11 ways as a sum of consecutive naturals, for example, 50531 + ... + 61727.

It is an arithmetic number, because the mean of its divisors is an integer number (55144551).

Almost surely, 2^628476413 is an apocalyptic number.

It is an amenable number.

628476413 is a deficient number, since it is larger than the sum of its proper divisors (33258199).

628476413 is a wasteful number, since it uses less digits than its factorization.

628476413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11312 (or 11275 counting only the distinct ones).

The product of its digits is 193536, while the sum is 41.

The square root of 628476413 is about 25069.4318443797. The cubic root of 628476413 is about 856.5702652772.

The spelling of 628476413 in words is "six hundred twenty-eight million, four hundred seventy-six thousand, four hundred thirteen".