628363473 has 8 divisors (see below), whose sum is σ = 874244928. Its totient is φ = 400695504.

The previous prime is 628363471. The next prime is 628363481. The reversal of 628363473 is 374363826.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 628363473 - 2¹ = 628363471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (628363471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4553290 + ... + 4553427.

It is an arithmetic number, because the mean of its divisors is an integer number (109280616).

Almost surely, 2^628363473 is an apocalyptic number.

It is an amenable number.

628363473 is a deficient number, since it is larger than the sum of its proper divisors (245881455).

628363473 is a wasteful number, since it uses less digits than its factorization.

628363473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9106743.

The product of its digits is 435456, while the sum is 42.

The square root of 628363473 is about 25067.1791991042. The cubic root of 628363473 is about 856.5189523776.

The spelling of 628363473 in words is "six hundred twenty-eight million, three hundred sixty-three thousand, four hundred seventy-three".