628476476 has 24 divisors (see below), whose sum is σ = 1131970224. Its totient is φ = 305141760.

The previous prime is 628476461. The next prime is 628476479. The reversal of 628476476 is 674674826.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (628476479) 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, 19196 + ... + 40316.

It is an arithmetic number, because the mean of its divisors is an integer number (47165426).

Almost surely, 2^628476476 is an apocalyptic number.

It is an amenable number.

628476476 is a deficient number, since it is larger than the sum of its proper divisors (503493748).

628476476 is a wasteful number, since it uses less digits than its factorization.

628476476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21341 (or 21339 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 50.

The square root of 628476476 is about 25069.4331008900. The cubic root of 628476476 is about 856.5702938988.

The spelling of 628476476 in words is "six hundred twenty-eight million, four hundred seventy-six thousand, four hundred seventy-six".