1982478248 has 16 divisors (see below), whose sum is σ = 3807809460. Its totient is φ = 967062400.

The previous prime is 1982478233. The next prime is 1982478257. The reversal of 1982478248 is 8428742891.

It can be written as a sum of positive squares in 2 ways, for example, as 1934064484 + 48413764 = 43978^2 + 6958^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1982478248.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3021743 + ... + 3022398.

Almost surely, 2^1982478248 is an apocalyptic number.

It is an amenable number.

1982478248 is a deficient number, since it is larger than the sum of its proper divisors (1825331212).

1982478248 is a wasteful number, since it uses less digits than its factorization.

1982478248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6044188 (or 6044184 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 53.

The square root of 1982478248 is about 44525.0294553524. The cubic root of 1982478248 is about 1256.2309151891.

The spelling of 1982478248 in words is "one billion, nine hundred eighty-two million, four hundred seventy-eight thousand, two hundred forty-eight".