628840595 has 8 divisors (see below), whose sum is σ = 757394880. Its totient is φ = 501215040.

The previous prime is 628840559. The next prime is 628840603. The reversal of 628840595 is 595048826.

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

It is not a de Polignac number, because 628840595 - 2¹⁴ = 628824211 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230690 + ... + 233399.

It is an arithmetic number, because the mean of its divisors is an integer number (94674360).

Almost surely, 2^628840595 is an apocalyptic number.

628840595 is a deficient number, since it is larger than the sum of its proper divisors (128554285).

628840595 is a wasteful number, since it uses less digits than its factorization.

628840595 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464365.

The product of its (nonzero) digits is 691200, while the sum is 47.

The square root of 628840595 is about 25076.6942598102. The cubic root of 628840595 is about 856.7356850293.

The spelling of 628840595 in words is "six hundred twenty-eight million, eight hundred forty thousand, five hundred ninety-five".