1666000296 has 48 divisors (see below), whose sum is σ = 4533509760. Its totient is φ = 552696480.

The previous prime is 1666000291. The next prime is 1666000307. The reversal of 1666000296 is 6920006661.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1666000296.

It is not an unprimeable number, because it can be changed into a prime (1666000291) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39640 + ... + 70023.

It is an arithmetic number, because the mean of its divisors is an integer number (94448120).

Almost surely, 2^1666000296 is an apocalyptic number.

It is an amenable number.

1666000296 is an abundant number, since it is smaller than the sum of its proper divisors (2867509464).

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

1666000296 is a wasteful number, since it uses less digits than its factorization.

1666000296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109886 (or 109879 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 1666000296 is about 40816.6668898870. Note that the first 3 decimals coincide. The cubic root of 1666000296 is about 1185.4730664753.

The spelling of 1666000296 in words is "one billion, six hundred sixty-six million, two hundred ninety-six", and thus it is an aban number.