2992193668 has 12 divisors (see below), whose sum is σ = 5416902540. Its totient is φ = 1444507232.

The previous prime is 2992193627. The next prime is 2992193731. The reversal of 2992193668 is 8663912992.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1352915524 + 1639278144 = 36782^2 + 40488^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12897271 + ... + 12897502.

It is an arithmetic number, because the mean of its divisors is an integer number (451408545).

Almost surely, 2^2992193668 is an apocalyptic number.

It is an amenable number.

2992193668 is a deficient number, since it is larger than the sum of its proper divisors (2424708872).

2992193668 is a wasteful number, since it uses less digits than its factorization.

2992193668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25794806 (or 25794804 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 55.

The square root of 2992193668 is about 54700.9475969110. The cubic root of 2992193668 is about 1440.9975193566.

The spelling of 2992193668 in words is "two billion, nine hundred ninety-two million, one hundred ninety-three thousand, six hundred sixty-eight".