1673766668 has 24 divisors (see below), whose sum is σ = 3462967200. Its totient is φ = 692592768.

The previous prime is 1673766667. The next prime is 1673766691. The reversal of 1673766668 is 8666673761.

It is not an unprimeable number, because it can be changed into a prime (1673766667) 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, 1029833 + ... + 1031456.

It is an arithmetic number, because the mean of its divisors is an integer number (144290300).

Almost surely, 2^1673766668 is an apocalyptic number.

It is an amenable number.

1673766668 is an abundant number, since it is smaller than the sum of its proper divisors (1789200532).

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

1673766668 is a wasteful number, since it uses less digits than its factorization.

1673766668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2061329 (or 2061327 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 56.

The square root of 1673766668 is about 40911.6935362006. The cubic root of 1673766668 is about 1187.3123129115.

The spelling of 1673766668 in words is "one billion, six hundred seventy-three million, seven hundred sixty-six thousand, six hundred sixty-eight".