1992734308 has 24 divisors (see below), whose sum is σ = 3586398200. Its totient is φ = 968122368.

The previous prime is 1992734257. The next prime is 1992734311. The reversal of 1992734308 is 8034372991.

It can be written as a sum of positive squares in 4 ways, for example, as 86713344 + 1906020964 = 9312^2 + 43658^2 .

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 7 ways as a sum of consecutive naturals, for example, 105058 + ... + 122566.

Almost surely, 2^1992734308 is an apocalyptic number.

It is an amenable number.

1992734308 is a deficient number, since it is larger than the sum of its proper divisors (1593663892).

1992734308 is a wasteful number, since it uses less digits than its factorization.

1992734308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18319 (or 18317 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 1992734308 is about 44640.0527329438. The cubic root of 1992734308 is about 1258.3934988975.

The spelling of 1992734308 in words is "one billion, nine hundred ninety-two million, seven hundred thirty-four thousand, three hundred eight".