1982526416 has 20 divisors (see below), whose sum is σ = 4136618052. Its totient is φ = 915012096.

The previous prime is 1982526389. The next prime is 1982526421. The reversal of 1982526416 is 6146252891.

It can be written as a sum of positive squares in 2 ways, for example, as 506430016 + 1476096400 = 22504^2 + 38420^2 .

It is a congruent number.

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, 4765481 + ... + 4765896.

Almost surely, 2^1982526416 is an apocalyptic number.

1982526416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1982526416 is an abundant number, since it is smaller than the sum of its proper divisors (2154091636).

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

1982526416 is a wasteful number, since it uses less digits than its factorization.

1982526416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9531398 (or 9531392 counting only the distinct ones).

The product of its digits is 207360, while the sum is 44.

The square root of 1982526416 is about 44525.5703613104. The cubic root of 1982526416 is about 1256.2410892630.

The spelling of 1982526416 in words is "one billion, nine hundred eighty-two million, five hundred twenty-six thousand, four hundred sixteen".