1669714608 has 40 divisors (see below), whose sum is σ = 4330245168. Its totient is φ = 554401792.

The previous prime is 1669714583. The next prime is 1669714637. The reversal of 1669714608 is 8064179661.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 55341 + ... + 80012.

Almost surely, 2^1669714608 is an apocalyptic number.

It is an amenable number.

1669714608 is an abundant number, since it is smaller than the sum of its proper divisors (2660530560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1669714608 is a wasteful number, since it uses less digits than its factorization.

1669714608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135621 (or 135615 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 48.

The square root of 1669714608 is about 40862.1415004158. The cubic root of 1669714608 is about 1186.3534081739.

The spelling of 1669714608 in words is "one billion, six hundred sixty-nine million, seven hundred fourteen thousand, six hundred eight".