1492983666 has 12 divisors (see below), whose sum is σ = 3234797982. Its totient is φ = 497661216.

The previous prime is 1492983649. The next prime is 1492983677. The reversal of 1492983666 is 6663892941.

It can be written as a sum of positive squares in only one way, i.e., 1160833041 + 332150625 = 34071^2 + 18225^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41471751 + ... + 41471786.

Almost surely, 2^1492983666 is an apocalyptic number.

1492983666 is an abundant number, since it is smaller than the sum of its proper divisors (1741814316).

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

1492983666 is a wasteful number, since it uses less digits than its factorization.

1492983666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82943545 (or 82943542 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 54.

The square root of 1492983666 is about 38639.1468073507. The cubic root of 1492983666 is about 1142.9266307734.

The spelling of 1492983666 in words is "one billion, four hundred ninety-two million, nine hundred eighty-three thousand, six hundred sixty-six".