1966246892 has 12 divisors (see below), whose sum is σ = 3453725520. Its totient is φ = 979468176.

The previous prime is 1966246871. The next prime is 1966246937. The reversal of 1966246892 is 2986426691.

It is a super-2 number, since 2×1966246892² = 7732253680599319328, which contains 22 as substring.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 912608 + ... + 914759.

It is an arithmetic number, because the mean of its divisors is an integer number (287810460).

Almost surely, 2^1966246892 is an apocalyptic number.

It is an amenable number.

1966246892 is a deficient number, since it is larger than the sum of its proper divisors (1487478628).

1966246892 is a wasteful number, since it uses less digits than its factorization.

1966246892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1827640 (or 1827638 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 53.

The square root of 1966246892 is about 44342.3825701777. The cubic root of 1966246892 is about 1252.7930912246.

The spelling of 1966246892 in words is "one billion, nine hundred sixty-six million, two hundred forty-six thousand, eight hundred ninety-two".