669030476 has 6 divisors (see below), whose sum is σ = 1170803340. Its totient is φ = 334515236.

The previous prime is 669030469. The next prime is 669030503. The reversal of 669030476 is 674030966.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83628806 + ... + 83628813.

It is an arithmetic number, because the mean of its divisors is an integer number (195133890).

Almost surely, 2^669030476 is an apocalyptic number.

It is an amenable number.

669030476 is a deficient number, since it is larger than the sum of its proper divisors (501772864).

669030476 is a wasteful number, since it uses less digits than its factorization.

669030476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167257623 (or 167257621 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 41.

The square root of 669030476 is about 25865.6234411622. The cubic root of 669030476 is about 874.6117356591.

The spelling of 669030476 in words is "six hundred sixty-nine million, thirty thousand, four hundred seventy-six".